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1 /* -*- c-basic-offset: 4 -*- vi:set ts=8 sts=4 sw=4: */
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2
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3 /*
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4 A waveform viewer and audio annotation editor.
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5 Chris Cannam, Queen Mary University of London, 2005-2006
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6
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7 This is experimental software. Not for distribution.
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8 */
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9
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10 #include "base/View.h"
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11 #include "base/Layer.h"
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12 #include "base/Model.h"
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13 #include "base/ZoomConstraint.h"
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14 #include "base/Profiler.h"
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15
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16 #include "layer/TimeRulerLayer.h" //!!! damn, shouldn't be including that here
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17
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18 #include <QPainter>
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19 #include <QPaintEvent>
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20 #include <QRect>
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21 #include <QApplication>
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22
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23 #include <iostream>
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24 #include <cassert>
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25
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26 //#define DEBUG_VIEW_WIDGET_PAINT 1
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27
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28 using std::cerr;
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29 using std::endl;
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30
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31 View::View(QWidget *w, bool showProgress) :
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32 QFrame(w),
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33 m_centreFrame(0),
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34 m_zoomLevel(1024),
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35 m_newModel(true),
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36 m_followPan(true),
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37 m_followZoom(true),
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38 m_followPlay(PlaybackScrollPage),
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39 m_lightBackground(true),
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40 m_showProgress(showProgress),
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41 m_cache(0),
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42 m_cacheCentreFrame(0),
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43 m_cacheZoomLevel(1024),
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44 m_selectionCached(false),
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45 m_deleting(false),
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46 m_haveSelectedLayer(false),
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47 m_manager(0)
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48 {
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49 // QWidget::setAttribute(Qt::WA_PaintOnScreen);
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50 }
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51
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52 View::~View()
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53 {
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54 m_deleting = true;
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55
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56 for (LayerList::iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
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57 delete *i;
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58 }
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59 }
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60
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61 PropertyContainer::PropertyList
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62 View::getProperties() const
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63 {
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64 PropertyList list;
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65 list.push_back(tr("Global Scroll"));
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66 list.push_back(tr("Global Zoom"));
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67 list.push_back(tr("Follow Playback"));
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68 return list;
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69 }
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70
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71 PropertyContainer::PropertyType
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72 View::getPropertyType(const PropertyName &name) const
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73 {
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74 if (name == tr("Global Scroll")) return ToggleProperty;
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75 if (name == tr("Global Zoom")) return ToggleProperty;
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76 if (name == tr("Follow Playback")) return ValueProperty;
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77 return InvalidProperty;
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78 }
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79
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80 int
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81 View::getPropertyRangeAndValue(const PropertyName &name,
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82 int *min, int *max) const
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83 {
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84 if (name == tr("Global Scroll")) return m_followPan;
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85 if (name == tr("Global Zoom")) return m_followZoom;
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86 if (name == tr("Follow Playback")) { *min = 0; *max = 2; return int(m_followPlay); }
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87 return PropertyContainer::getPropertyRangeAndValue(name, min, max);
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88 }
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89
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90 QString
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91 View::getPropertyValueLabel(const PropertyName &name,
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92 int value) const
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93 {
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94 if (name == tr("Follow Playback")) {
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95 switch (value) {
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96 default:
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97 case 0: return tr("Scroll");
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98 case 1: return tr("Page");
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99 case 2: return tr("Off");
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100 }
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101 }
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102 return tr("<unknown>");
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103 }
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104
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105 void
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106 View::setProperty(const PropertyName &name, int value)
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107 {
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108 if (name == tr("Global Scroll")) {
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109 setFollowGlobalPan(value != 0);
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110 } else if (name == tr("Global Zoom")) {
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111 setFollowGlobalZoom(value != 0);
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112 } else if (name == tr("Follow Playback")) {
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113 switch (value) {
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114 default:
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115 case 0: setPlaybackFollow(PlaybackScrollContinuous); break;
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116 case 1: setPlaybackFollow(PlaybackScrollPage); break;
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117 case 2: setPlaybackFollow(PlaybackIgnore); break;
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118 }
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119 }
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120 }
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121
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122 size_t
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123 View::getPropertyContainerCount() const
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124 {
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125 return m_layers.size() + 1; // the 1 is for me
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126 }
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127
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128 const PropertyContainer *
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129 View::getPropertyContainer(size_t i) const
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130 {
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131 return (const PropertyContainer *)(((View *)this)->
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132 getPropertyContainer(i));
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133 }
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134
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135 PropertyContainer *
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136 View::getPropertyContainer(size_t i)
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137 {
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138 if (i == 0) return this;
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139 return m_layers[i-1];
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140 }
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141
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142 void
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143 View::propertyContainerSelected(PropertyContainer *pc)
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144 {
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145 if (pc == this) {
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146 if (m_haveSelectedLayer) {
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147 m_haveSelectedLayer = false;
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148 update();
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149 }
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150 return;
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151 }
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152
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153 delete m_cache;
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154 m_cache = 0;
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155
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156 Layer *selectedLayer = 0;
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157
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158 for (LayerList::iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
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159 if (*i == pc) {
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160 selectedLayer = *i;
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161 m_layers.erase(i);
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162 break;
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163 }
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164 }
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165
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166 if (selectedLayer) {
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167 m_haveSelectedLayer = true;
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168 m_layers.push_back(selectedLayer);
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169 update();
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170 } else {
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171 m_haveSelectedLayer = false;
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172 }
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173 }
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174
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175 void
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176 View::toolModeChanged()
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177 {
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178 std::cerr << "View::toolModeChanged(" << m_manager->getToolMode() << ")" << std::endl;
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179 }
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180
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181 long
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182 View::getStartFrame() const
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183 {
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184 size_t w2 = (width() / 2) * m_zoomLevel;
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185 size_t frame = m_centreFrame;
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186 if (frame >= w2) {
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187 frame -= w2;
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188 return (frame / m_zoomLevel * m_zoomLevel);
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189 } else {
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190 frame = w2 - frame;
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191 frame = frame / m_zoomLevel * m_zoomLevel;
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192 return -(long)frame - m_zoomLevel;
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193 }
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194 }
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195
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196 size_t
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197 View::getEndFrame() const
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198 {
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199 return getFrameForX(width()) - 1;
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200 }
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201
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202 void
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203 View::setStartFrame(long f)
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204 {
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205 setCentreFrame(f + m_zoomLevel * (width() / 2));
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206 }
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207
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208 bool
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209 View::setCentreFrame(size_t f, bool e)
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210 {
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211 bool changeVisible = false;
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212
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213 if (m_centreFrame != f) {
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214
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215 int formerPixel = m_centreFrame / m_zoomLevel;
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216
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217 m_centreFrame = f;
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218
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219 int newPixel = m_centreFrame / m_zoomLevel;
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220
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221 if (newPixel != formerPixel) {
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222
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223 #ifdef DEBUG_VIEW_WIDGET_PAINT
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224 std::cout << "View(" << this << ")::setCentreFrame: newPixel " << newPixel << ", formerPixel " << formerPixel << std::endl;
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225 #endif
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226 update();
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227
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228 changeVisible = true;
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229 }
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230
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231 if (e) emit centreFrameChanged(this, f, m_followPan);
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232 }
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233
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234 return changeVisible;
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235 }
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236
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237 int
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238 View::getXForFrame(long frame) const
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239 {
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240 return (frame - getStartFrame()) / m_zoomLevel;
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241 }
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242
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243 long
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244 View::getFrameForX(int x) const
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245 {
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246 return (long(x) * long(m_zoomLevel)) + getStartFrame();
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247 }
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248
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249 void
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250 View::setZoomLevel(size_t z)
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251 {
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252 if (m_zoomLevel != int(z)) {
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253 m_zoomLevel = z;
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254 emit zoomLevelChanged(this, z, m_followZoom);
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255 update();
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256 }
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257 }
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258
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259 View::LayerProgressBar::LayerProgressBar(QWidget *parent) :
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260 QProgressBar(parent)
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261 {
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262 QFont f(font());
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263 f.setPointSize(f.pointSize() * 8 / 10);
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264 setFont(f);
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265 }
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266
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267 void
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268 View::addLayer(Layer *layer)
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269 {
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270 delete m_cache;
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271 m_cache = 0;
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272
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273 m_layers.push_back(layer);
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274
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275 m_progressBars[layer] = new LayerProgressBar(this);
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276 m_progressBars[layer]->setMinimum(0);
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277 m_progressBars[layer]->setMaximum(100);
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278 m_progressBars[layer]->setMinimumWidth(80);
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279 m_progressBars[layer]->hide();
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280
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281 connect(layer, SIGNAL(layerParametersChanged()),
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282 this, SLOT(layerParametersChanged()));
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283 connect(layer, SIGNAL(layerNameChanged()),
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284 this, SLOT(layerNameChanged()));
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285 connect(layer, SIGNAL(modelChanged()),
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286 this, SLOT(modelChanged()));
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287 connect(layer, SIGNAL(modelCompletionChanged()),
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288 this, SLOT(modelCompletionChanged()));
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289 connect(layer, SIGNAL(modelChanged(size_t, size_t)),
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290 this, SLOT(modelChanged(size_t, size_t)));
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291 connect(layer, SIGNAL(modelReplaced()),
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292 this, SLOT(modelReplaced()));
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293
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294 m_newModel = true;
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295 update();
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296
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297 emit propertyContainerAdded(layer);
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298 }
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299
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300 void
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301 View::removeLayer(Layer *layer)
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302 {
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303 if (m_deleting) {
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304 return;
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305 }
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306
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307 delete m_cache;
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308 m_cache = 0;
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309
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310 for (LayerList::iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
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311 if (*i == layer) {
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312 m_layers.erase(i);
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313 if (m_progressBars.find(layer) != m_progressBars.end()) {
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314 delete m_progressBars[layer];
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315 m_progressBars.erase(layer);
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316 }
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317 break;
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318 }
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319 }
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320
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321 update();
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322
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323 emit propertyContainerRemoved(layer);
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324 }
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325
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326 Layer *
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327 View::getSelectedLayer()
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328 {
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329 if (m_haveSelectedLayer && !m_layers.empty()) {
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330 return getLayer(getLayerCount() - 1);
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331 } else {
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332 return 0;
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333 }
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334 }
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335
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336 void
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337 View::setViewManager(ViewManager *manager)
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338 {
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339 if (m_manager) {
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340 m_manager->disconnect(this, SLOT(viewManagerCentreFrameChanged(void *, unsigned long, bool)));
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341 m_manager->disconnect(this, SLOT(viewManagerZoomLevelChanged(void *, unsigned long, bool)));
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342 disconnect(m_manager, SIGNAL(centreFrameChanged(void *, unsigned long, bool)));
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343 disconnect(m_manager, SIGNAL(zoomLevelChanged(void *, unsigned long, bool)));
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344 disconnect(m_manager, SIGNAL(toolModeChanged()));
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345 disconnect(m_manager, SIGNAL(selectionChanged()));
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346 disconnect(m_manager, SIGNAL(inProgressSelectionChanged()));
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347 }
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348
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349 m_manager = manager;
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350 if (m_followPan) setCentreFrame(m_manager->getGlobalCentreFrame(), false);
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351 if (m_followZoom) setZoomLevel(m_manager->getGlobalZoom());
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352
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353 connect(m_manager, SIGNAL(centreFrameChanged(void *, unsigned long, bool)),
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354 this, SLOT(viewManagerCentreFrameChanged(void *, unsigned long, bool)));
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355 connect(m_manager, SIGNAL(playbackFrameChanged(unsigned long)),
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356 this, SLOT(viewManagerPlaybackFrameChanged(unsigned long)));
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357 connect(m_manager, SIGNAL(zoomLevelChanged(void *, unsigned long, bool)),
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358 this, SLOT(viewManagerZoomLevelChanged(void *, unsigned long, bool)));
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359 connect(m_manager, SIGNAL(toolModeChanged()),
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360 this, SLOT(toolModeChanged()));
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361 connect(m_manager, SIGNAL(selectionChanged()),
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362 this, SLOT(selectionChanged()));
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363 connect(m_manager, SIGNAL(inProgressSelectionChanged()),
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364 this, SLOT(selectionChanged()));
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365
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366 connect(this, SIGNAL(centreFrameChanged(void *, unsigned long, bool)),
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367 m_manager, SIGNAL(centreFrameChanged(void *, unsigned long, bool)));
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368 connect(this, SIGNAL(zoomLevelChanged(void *, unsigned long, bool)),
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369 m_manager, SIGNAL(zoomLevelChanged(void *, unsigned long, bool)));
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370
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371 toolModeChanged();
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372 }
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373
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374 void
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375 View::setFollowGlobalPan(bool f)
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376 {
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377 m_followPan = f;
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378 emit propertyContainerPropertyChanged(this);
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379 }
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380
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381 void
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382 View::setFollowGlobalZoom(bool f)
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383 {
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384 m_followZoom = f;
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385 emit propertyContainerPropertyChanged(this);
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386 }
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387
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388 void
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389 View::setPlaybackFollow(PlaybackFollowMode m)
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390 {
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391 m_followPlay = m;
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392 emit propertyContainerPropertyChanged(this);
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393 }
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394
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395 void
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396 View::modelChanged()
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397 {
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398 QObject *obj = sender();
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399
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400 #ifdef DEBUG_VIEW_WIDGET_PAINT
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Chris@1
|
401 std::cerr << "View(" << this << ")::modelChanged()" << std::endl;
|
Chris@0
|
402 #endif
|
Chris@0
|
403 delete m_cache;
|
Chris@0
|
404 m_cache = 0;
|
Chris@0
|
405
|
Chris@0
|
406 checkProgress(obj);
|
Chris@0
|
407
|
Chris@0
|
408 update();
|
Chris@0
|
409 }
|
Chris@0
|
410
|
Chris@0
|
411 void
|
Chris@0
|
412 View::modelChanged(size_t startFrame, size_t endFrame)
|
Chris@0
|
413 {
|
Chris@0
|
414 QObject *obj = sender();
|
Chris@0
|
415
|
Chris@0
|
416 long myStartFrame = getStartFrame();
|
Chris@0
|
417 size_t myEndFrame = getEndFrame();
|
Chris@0
|
418
|
Chris@1
|
419 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@1
|
420 std::cerr << "View(" << this << ")::modelChanged(" << startFrame << "," << endFrame << ") [me " << myStartFrame << "," << myEndFrame << "]" << std::endl;
|
Chris@1
|
421 #endif
|
Chris@1
|
422
|
Chris@0
|
423 if (myStartFrame > 0 && endFrame < size_t(myStartFrame)) {
|
Chris@0
|
424 checkProgress(obj);
|
Chris@0
|
425 return;
|
Chris@0
|
426 }
|
Chris@0
|
427 if (startFrame > myEndFrame) {
|
Chris@0
|
428 checkProgress(obj);
|
Chris@0
|
429 return;
|
Chris@0
|
430 }
|
Chris@0
|
431
|
Chris@0
|
432 delete m_cache;
|
Chris@0
|
433 m_cache = 0;
|
Chris@0
|
434
|
Chris@0
|
435 if (long(startFrame) < myStartFrame) startFrame = myStartFrame;
|
Chris@0
|
436 if (endFrame > myEndFrame) endFrame = myEndFrame;
|
Chris@0
|
437
|
Chris@15
|
438 int x0 = getXForFrame(startFrame);
|
Chris@15
|
439 int x1 = getXForFrame(endFrame + 1);
|
Chris@15
|
440 if (x1 < x0) x1 = x0;
|
Chris@0
|
441
|
Chris@0
|
442 checkProgress(obj);
|
Chris@0
|
443
|
Chris@0
|
444 update(x0, 0, x1 - x0 + 1, height());
|
Chris@0
|
445 }
|
Chris@0
|
446
|
Chris@0
|
447 void
|
Chris@0
|
448 View::modelCompletionChanged()
|
Chris@0
|
449 {
|
Chris@0
|
450 QObject *obj = sender();
|
Chris@0
|
451 checkProgress(obj);
|
Chris@0
|
452 }
|
Chris@0
|
453
|
Chris@0
|
454 void
|
Chris@0
|
455 View::modelReplaced()
|
Chris@0
|
456 {
|
Chris@0
|
457 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@1
|
458 std::cerr << "View(" << this << ")::modelReplaced()" << std::endl;
|
Chris@0
|
459 #endif
|
Chris@1
|
460 delete m_cache;
|
Chris@1
|
461 m_cache = 0;
|
Chris@1
|
462
|
Chris@0
|
463 m_newModel = true;
|
Chris@0
|
464 update();
|
Chris@0
|
465 }
|
Chris@0
|
466
|
Chris@0
|
467 void
|
Chris@0
|
468 View::layerParametersChanged()
|
Chris@0
|
469 {
|
Chris@0
|
470 Layer *layer = dynamic_cast<Layer *>(sender());
|
Chris@0
|
471
|
Chris@0
|
472 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
473 std::cerr << "View::layerParametersChanged()" << std::endl;
|
Chris@0
|
474 #endif
|
Chris@0
|
475
|
Chris@0
|
476 delete m_cache;
|
Chris@0
|
477 m_cache = 0;
|
Chris@0
|
478 update();
|
Chris@0
|
479
|
Chris@0
|
480 if (layer) {
|
Chris@0
|
481 emit propertyContainerPropertyChanged(layer);
|
Chris@0
|
482 }
|
Chris@0
|
483 }
|
Chris@0
|
484
|
Chris@0
|
485 void
|
Chris@0
|
486 View::layerNameChanged()
|
Chris@0
|
487 {
|
Chris@0
|
488 Layer *layer = dynamic_cast<Layer *>(sender());
|
Chris@0
|
489 if (layer) emit propertyContainerNameChanged(layer);
|
Chris@0
|
490 }
|
Chris@0
|
491
|
Chris@0
|
492 void
|
Chris@0
|
493 View::viewManagerCentreFrameChanged(void *p, unsigned long f, bool locked)
|
Chris@0
|
494 {
|
Chris@0
|
495 if (m_followPan && p != this && locked) {
|
Chris@0
|
496 if (m_manager && (sender() == m_manager)) {
|
Chris@0
|
497 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
498 std::cerr << this << ": manager frame changed " << f << " from " << p << std::endl;
|
Chris@0
|
499 #endif
|
Chris@0
|
500 setCentreFrame(f);
|
Chris@0
|
501 if (p == this) repaint();
|
Chris@0
|
502 }
|
Chris@0
|
503 }
|
Chris@0
|
504 }
|
Chris@0
|
505
|
Chris@0
|
506 void
|
Chris@0
|
507 View::viewManagerPlaybackFrameChanged(unsigned long f)
|
Chris@0
|
508 {
|
Chris@0
|
509 if (m_manager) {
|
Chris@0
|
510 if (sender() != m_manager) return;
|
Chris@0
|
511 }
|
Chris@0
|
512
|
Chris@0
|
513 if (m_playPointerFrame == f) return;
|
Chris@15
|
514 bool visible = (getXForFrame(m_playPointerFrame) != getXForFrame(f));
|
Chris@0
|
515 size_t oldPlayPointerFrame = m_playPointerFrame;
|
Chris@0
|
516 m_playPointerFrame = f;
|
Chris@0
|
517 if (!visible) return;
|
Chris@0
|
518
|
Chris@21
|
519 bool modifierPressed = // we only care about these ones
|
Chris@21
|
520 ((QApplication::keyboardModifiers() & Qt::ShiftModifier) ||
|
Chris@21
|
521 (QApplication::keyboardModifiers() & Qt::ControlModifier));
|
Chris@20
|
522
|
Chris@0
|
523 switch (m_followPlay) {
|
Chris@0
|
524
|
Chris@0
|
525 case PlaybackScrollContinuous:
|
Chris@10
|
526 if (QApplication::mouseButtons() == Qt::NoButton &&
|
Chris@21
|
527 !modifierPressed) {
|
Chris@0
|
528 setCentreFrame(f, false);
|
Chris@0
|
529 }
|
Chris@0
|
530 break;
|
Chris@0
|
531
|
Chris@0
|
532 case PlaybackScrollPage:
|
Chris@0
|
533 {
|
Chris@15
|
534 int xold = getXForFrame(oldPlayPointerFrame);
|
Chris@10
|
535 repaint(xold - 1, 0, 3, height());
|
Chris@10
|
536
|
Chris@15
|
537 long w = getEndFrame() - getStartFrame();
|
Chris@0
|
538 w -= w/5;
|
Chris@0
|
539 long sf = (f / w) * w - w/8;
|
Chris@10
|
540
|
Chris@10
|
541 if (m_manager &&
|
Chris@10
|
542 m_manager->isPlaying() &&
|
Chris@10
|
543 m_manager->getPlaySelectionMode()) {
|
Chris@10
|
544 ViewManager::SelectionList selections = m_manager->getSelections();
|
Chris@10
|
545 if (!selections.empty()) {
|
Chris@10
|
546 size_t selectionStart = selections.begin()->getStartFrame();
|
Chris@10
|
547 if (sf < long(selectionStart) - w / 10) {
|
Chris@10
|
548 sf = long(selectionStart) - w / 10;
|
Chris@10
|
549 }
|
Chris@10
|
550 }
|
Chris@10
|
551 }
|
Chris@10
|
552
|
Chris@0
|
553 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
554 std::cerr << "PlaybackScrollPage: f = " << f << ", sf = " << sf << ", start frame "
|
Chris@0
|
555 << getStartFrame() << std::endl;
|
Chris@0
|
556 #endif
|
Chris@10
|
557
|
Chris@15
|
558 // We don't consider scrolling unless the pointer is outside
|
Chris@15
|
559 // the clearly visible range already
|
Chris@15
|
560
|
Chris@15
|
561 int xnew = getXForFrame(m_playPointerFrame);
|
Chris@15
|
562
|
Chris@18
|
563 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@18
|
564 std::cerr << "xnew = " << xnew << ", width = " << width() << std::endl;
|
Chris@18
|
565 #endif
|
Chris@18
|
566
|
Chris@15
|
567 if (xnew < width()/8 || xnew > (width()*7)/8) {
|
Chris@15
|
568 if (QApplication::mouseButtons() == Qt::NoButton &&
|
Chris@21
|
569 !modifierPressed) {
|
Chris@15
|
570 long offset = getFrameForX(width()/2) - getStartFrame();
|
Chris@15
|
571 long newCentre = sf + offset;
|
Chris@15
|
572 bool changed = setCentreFrame(newCentre, false);
|
Chris@15
|
573 if (changed) {
|
Chris@15
|
574 xold = getXForFrame(oldPlayPointerFrame);
|
Chris@15
|
575 update(xold - 1, 0, 3, height());
|
Chris@15
|
576 }
|
Chris@10
|
577 }
|
Chris@10
|
578 }
|
Chris@10
|
579
|
Chris@0
|
580 update(xnew - 1, 0, 3, height());
|
Chris@10
|
581
|
Chris@0
|
582 break;
|
Chris@0
|
583 }
|
Chris@0
|
584
|
Chris@0
|
585 case PlaybackIgnore:
|
Chris@0
|
586 if (long(f) >= getStartFrame() && f < getEndFrame()) {
|
Chris@0
|
587 update();
|
Chris@0
|
588 }
|
Chris@0
|
589 break;
|
Chris@0
|
590 }
|
Chris@0
|
591 }
|
Chris@0
|
592
|
Chris@0
|
593 void
|
Chris@0
|
594 View::viewManagerZoomLevelChanged(void *p, unsigned long z, bool locked)
|
Chris@0
|
595 {
|
Chris@0
|
596 if (m_followZoom && p != this && locked) {
|
Chris@0
|
597 if (m_manager && (sender() == m_manager)) {
|
Chris@0
|
598 setZoomLevel(z);
|
Chris@0
|
599 if (p == this) repaint();
|
Chris@0
|
600 }
|
Chris@0
|
601 }
|
Chris@0
|
602 }
|
Chris@0
|
603
|
Chris@9
|
604 void
|
Chris@9
|
605 View::selectionChanged()
|
Chris@9
|
606 {
|
Chris@9
|
607 if (m_selectionCached) {
|
Chris@9
|
608 delete m_cache;
|
Chris@9
|
609 m_cache = 0;
|
Chris@9
|
610 m_selectionCached = false;
|
Chris@9
|
611 }
|
Chris@9
|
612 update();
|
Chris@9
|
613 }
|
Chris@9
|
614
|
Chris@0
|
615 size_t
|
Chris@0
|
616 View::getModelsStartFrame() const
|
Chris@0
|
617 {
|
Chris@0
|
618 bool first = true;
|
Chris@0
|
619 size_t startFrame = 0;
|
Chris@0
|
620
|
Chris@0
|
621 for (LayerList::const_iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
|
Chris@0
|
622
|
Chris@0
|
623 if ((*i)->getModel() && (*i)->getModel()->isOK()) {
|
Chris@0
|
624
|
Chris@0
|
625 size_t thisStartFrame = (*i)->getModel()->getStartFrame();
|
Chris@0
|
626
|
Chris@0
|
627 if (first || thisStartFrame < startFrame) {
|
Chris@0
|
628 startFrame = thisStartFrame;
|
Chris@0
|
629 }
|
Chris@0
|
630 first = false;
|
Chris@0
|
631 }
|
Chris@0
|
632 }
|
Chris@0
|
633 return startFrame;
|
Chris@0
|
634 }
|
Chris@0
|
635
|
Chris@0
|
636 size_t
|
Chris@0
|
637 View::getModelsEndFrame() const
|
Chris@0
|
638 {
|
Chris@0
|
639 bool first = true;
|
Chris@0
|
640 size_t endFrame = 0;
|
Chris@0
|
641
|
Chris@0
|
642 for (LayerList::const_iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
|
Chris@0
|
643
|
Chris@0
|
644 if ((*i)->getModel() && (*i)->getModel()->isOK()) {
|
Chris@0
|
645
|
Chris@0
|
646 size_t thisEndFrame = (*i)->getModel()->getEndFrame();
|
Chris@0
|
647
|
Chris@0
|
648 if (first || thisEndFrame > endFrame) {
|
Chris@0
|
649 endFrame = thisEndFrame;
|
Chris@0
|
650 }
|
Chris@0
|
651 first = false;
|
Chris@0
|
652 }
|
Chris@0
|
653 }
|
Chris@0
|
654
|
Chris@0
|
655 if (first) return getModelsStartFrame();
|
Chris@0
|
656 return endFrame;
|
Chris@0
|
657 }
|
Chris@0
|
658
|
Chris@0
|
659 int
|
Chris@0
|
660 View::getModelsSampleRate() const
|
Chris@0
|
661 {
|
Chris@0
|
662 //!!! Just go for the first, for now. If we were supporting
|
Chris@0
|
663 // multiple samplerates, we'd probably want to do frame/time
|
Chris@0
|
664 // conversion in the model
|
Chris@0
|
665
|
Chris@0
|
666 for (LayerList::const_iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
|
Chris@0
|
667 if ((*i)->getModel() && (*i)->getModel()->isOK()) {
|
Chris@0
|
668 return (*i)->getModel()->getSampleRate();
|
Chris@0
|
669 }
|
Chris@0
|
670 }
|
Chris@0
|
671 return 0;
|
Chris@0
|
672 }
|
Chris@0
|
673
|
Chris@0
|
674 bool
|
Chris@0
|
675 View::areLayersScrollable() const
|
Chris@0
|
676 {
|
Chris@0
|
677 // True iff all views are scrollable
|
Chris@0
|
678 for (LayerList::const_iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
|
Chris@0
|
679 if (!(*i)->isLayerScrollable()) return false;
|
Chris@0
|
680 }
|
Chris@0
|
681 return true;
|
Chris@0
|
682 }
|
Chris@0
|
683
|
Chris@0
|
684 View::LayerList
|
Chris@0
|
685 View::getScrollableBackLayers(bool &changed) const
|
Chris@0
|
686 {
|
Chris@0
|
687 changed = false;
|
Chris@0
|
688
|
Chris@0
|
689 LayerList scrollables;
|
Chris@0
|
690 for (LayerList::const_iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
|
Chris@0
|
691 if ((*i)->isLayerScrollable()) scrollables.push_back(*i);
|
Chris@0
|
692 else {
|
Chris@0
|
693 if (scrollables != m_lastScrollableBackLayers) {
|
Chris@0
|
694 m_lastScrollableBackLayers = scrollables;
|
Chris@0
|
695 changed = true;
|
Chris@0
|
696 }
|
Chris@0
|
697 return scrollables;
|
Chris@0
|
698 }
|
Chris@0
|
699 }
|
Chris@0
|
700
|
Chris@0
|
701 if (scrollables.size() == 1 &&
|
Chris@0
|
702 dynamic_cast<TimeRulerLayer *>(*scrollables.begin())) {
|
Chris@0
|
703
|
Chris@0
|
704 // If only the ruler is scrollable, it's not worth the bother
|
Chris@0
|
705 // -- it probably redraws as quickly as it refreshes from
|
Chris@0
|
706 // cache
|
Chris@0
|
707 scrollables.clear();
|
Chris@0
|
708 }
|
Chris@0
|
709
|
Chris@0
|
710 if (scrollables != m_lastScrollableBackLayers) {
|
Chris@0
|
711 m_lastScrollableBackLayers = scrollables;
|
Chris@0
|
712 changed = true;
|
Chris@0
|
713 }
|
Chris@0
|
714 return scrollables;
|
Chris@0
|
715 }
|
Chris@0
|
716
|
Chris@0
|
717 View::LayerList
|
Chris@0
|
718 View::getNonScrollableFrontLayers(bool &changed) const
|
Chris@0
|
719 {
|
Chris@0
|
720 changed = false;
|
Chris@0
|
721 LayerList scrollables = getScrollableBackLayers(changed);
|
Chris@0
|
722 LayerList nonScrollables;
|
Chris@0
|
723
|
Chris@0
|
724 // Everything in front of the first non-scrollable from the back
|
Chris@0
|
725 // should also be considered non-scrollable
|
Chris@0
|
726
|
Chris@0
|
727 size_t count = 0;
|
Chris@0
|
728 for (LayerList::const_iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
|
Chris@0
|
729 if (count < scrollables.size()) {
|
Chris@0
|
730 ++count;
|
Chris@0
|
731 continue;
|
Chris@0
|
732 }
|
Chris@0
|
733 nonScrollables.push_back(*i);
|
Chris@0
|
734 }
|
Chris@0
|
735
|
Chris@0
|
736 if (nonScrollables != m_lastNonScrollableBackLayers) {
|
Chris@0
|
737 m_lastNonScrollableBackLayers = nonScrollables;
|
Chris@0
|
738 changed = true;
|
Chris@0
|
739 }
|
Chris@0
|
740
|
Chris@0
|
741 return nonScrollables;
|
Chris@0
|
742 }
|
Chris@0
|
743
|
Chris@0
|
744 size_t
|
Chris@0
|
745 View::getZoomConstraintBlockSize(size_t blockSize,
|
Chris@0
|
746 ZoomConstraint::RoundingDirection dir)
|
Chris@0
|
747 const
|
Chris@0
|
748 {
|
Chris@0
|
749 size_t candidate = blockSize;
|
Chris@0
|
750 bool haveCandidate = false;
|
Chris@0
|
751
|
Chris@0
|
752 for (LayerList::const_iterator i = m_layers.begin(); i != m_layers.end(); ++i) {
|
Chris@0
|
753
|
Chris@0
|
754 if ((*i)->getZoomConstraint()) {
|
Chris@0
|
755
|
Chris@0
|
756 size_t thisBlockSize =
|
Chris@0
|
757 (*i)->getZoomConstraint()->getNearestBlockSize
|
Chris@0
|
758 (blockSize, dir);
|
Chris@0
|
759
|
Chris@0
|
760 // Go for the block size that's furthest from the one
|
Chris@0
|
761 // passed in. Most of the time, that's what we want.
|
Chris@0
|
762 if (!haveCandidate ||
|
Chris@0
|
763 (thisBlockSize > blockSize && thisBlockSize > candidate) ||
|
Chris@0
|
764 (thisBlockSize < blockSize && thisBlockSize < candidate)) {
|
Chris@0
|
765 candidate = thisBlockSize;
|
Chris@0
|
766 haveCandidate = true;
|
Chris@0
|
767 }
|
Chris@0
|
768 }
|
Chris@0
|
769 }
|
Chris@0
|
770
|
Chris@0
|
771 return candidate;
|
Chris@0
|
772 }
|
Chris@0
|
773
|
Chris@0
|
774 void
|
Chris@0
|
775 View::zoom(bool in)
|
Chris@0
|
776 {
|
Chris@0
|
777 int newZoomLevel = m_zoomLevel;
|
Chris@0
|
778
|
Chris@0
|
779 if (in) {
|
Chris@0
|
780 newZoomLevel = getZoomConstraintBlockSize(newZoomLevel - 1,
|
Chris@0
|
781 ZoomConstraint::RoundDown);
|
Chris@0
|
782 } else {
|
Chris@0
|
783 newZoomLevel = getZoomConstraintBlockSize(newZoomLevel + 1,
|
Chris@0
|
784 ZoomConstraint::RoundUp);
|
Chris@0
|
785 }
|
Chris@0
|
786
|
Chris@0
|
787 if (newZoomLevel != m_zoomLevel) {
|
Chris@0
|
788 setZoomLevel(newZoomLevel);
|
Chris@0
|
789 }
|
Chris@0
|
790 }
|
Chris@0
|
791
|
Chris@0
|
792 void
|
Chris@12
|
793 View::scroll(bool right, bool lots)
|
Chris@12
|
794 {
|
Chris@12
|
795 long delta;
|
Chris@12
|
796 if (lots) {
|
Chris@15
|
797 delta = (getEndFrame() - getStartFrame()) / 2;
|
Chris@12
|
798 } else {
|
Chris@15
|
799 delta = (getEndFrame() - getStartFrame()) / 20;
|
Chris@12
|
800 }
|
Chris@12
|
801 if (right) delta = -delta;
|
Chris@12
|
802
|
Chris@12
|
803 if (int(m_centreFrame) < delta) {
|
Chris@12
|
804 setCentreFrame(0);
|
Chris@12
|
805 } else if (int(m_centreFrame) - delta >= int(getModelsEndFrame())) {
|
Chris@12
|
806 setCentreFrame(getModelsEndFrame());
|
Chris@12
|
807 } else {
|
Chris@12
|
808 setCentreFrame(m_centreFrame - delta);
|
Chris@12
|
809 }
|
Chris@12
|
810 }
|
Chris@12
|
811
|
Chris@12
|
812 void
|
Chris@0
|
813 View::checkProgress(void *object)
|
Chris@0
|
814 {
|
Chris@0
|
815 if (!m_showProgress) return;
|
Chris@0
|
816
|
Chris@0
|
817 int ph = height();
|
Chris@0
|
818
|
Chris@0
|
819 for (ProgressMap::const_iterator i = m_progressBars.begin();
|
Chris@0
|
820 i != m_progressBars.end(); ++i) {
|
Chris@0
|
821
|
Chris@0
|
822 if (i->first == object) {
|
Chris@0
|
823
|
Chris@0
|
824 int completion = i->first->getCompletion();
|
Chris@0
|
825
|
Chris@0
|
826 if (completion >= 100) {
|
Chris@0
|
827
|
Chris@0
|
828 i->second->hide();
|
Chris@0
|
829
|
Chris@0
|
830 } else {
|
Chris@0
|
831
|
Chris@0
|
832 i->second->setText(i->first->getPropertyContainerName());
|
Chris@0
|
833 i->second->setValue(completion);
|
Chris@0
|
834 i->second->move(0, ph - i->second->height());
|
Chris@0
|
835
|
Chris@0
|
836 i->second->show();
|
Chris@0
|
837 i->second->update();
|
Chris@0
|
838
|
Chris@0
|
839 ph -= i->second->height();
|
Chris@0
|
840 }
|
Chris@0
|
841 } else {
|
Chris@0
|
842 if (i->second->isVisible()) {
|
Chris@0
|
843 ph -= i->second->height();
|
Chris@0
|
844 }
|
Chris@0
|
845 }
|
Chris@0
|
846 }
|
Chris@0
|
847 }
|
Chris@0
|
848 /*!!!
|
Chris@0
|
849 void
|
Chris@0
|
850 View::identifyLocalFeatures(bool on, int x, int y)
|
Chris@0
|
851 {
|
Chris@0
|
852 for (LayerList::const_iterator i = m_layers.end(); i != m_layers.begin(); ) {
|
Chris@0
|
853 --i;
|
Chris@0
|
854 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
855 std::cerr << "View::identifyLocalFeatures: calling on " << *i << std::endl;
|
Chris@0
|
856 #endif
|
Chris@0
|
857 if ((*i)->identifyLocalFeatures(on, x, y)) break;
|
Chris@0
|
858 }
|
Chris@0
|
859 }
|
Chris@0
|
860 */
|
Chris@0
|
861
|
Chris@0
|
862 void
|
Chris@0
|
863 View::paintEvent(QPaintEvent *e)
|
Chris@0
|
864 {
|
Chris@0
|
865 // Profiler prof("View::paintEvent", true);
|
Chris@0
|
866 // std::cerr << "View::paintEvent" << std::endl;
|
Chris@0
|
867
|
Chris@0
|
868 if (m_layers.empty()) {
|
Chris@0
|
869 QFrame::paintEvent(e);
|
Chris@0
|
870 return;
|
Chris@0
|
871 }
|
Chris@0
|
872
|
Chris@0
|
873 if (m_newModel) {
|
Chris@0
|
874 m_newModel = false;
|
Chris@0
|
875 }
|
Chris@0
|
876
|
Chris@0
|
877 // ensure our constraints are met
|
Chris@0
|
878 m_zoomLevel = getZoomConstraintBlockSize(m_zoomLevel,
|
Chris@0
|
879 ZoomConstraint::RoundUp);
|
Chris@0
|
880
|
Chris@0
|
881 QPainter paint;
|
Chris@0
|
882 bool repaintCache = false;
|
Chris@0
|
883 bool paintedCacheRect = false;
|
Chris@0
|
884
|
Chris@0
|
885 QRect cacheRect(rect());
|
Chris@0
|
886
|
Chris@0
|
887 if (e) {
|
Chris@0
|
888 cacheRect &= e->rect();
|
Chris@0
|
889 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
890 std::cerr << "paint rect " << cacheRect.width() << "x" << cacheRect.height()
|
Chris@0
|
891 << ", my rect " << width() << "x" << height() << std::endl;
|
Chris@0
|
892 #endif
|
Chris@0
|
893 }
|
Chris@0
|
894
|
Chris@0
|
895 QRect nonCacheRect(cacheRect);
|
Chris@0
|
896
|
Chris@0
|
897 // If not all layers are scrollable, but some of the back layers
|
Chris@0
|
898 // are, we should store only those in the cache
|
Chris@0
|
899
|
Chris@0
|
900 bool layersChanged = false;
|
Chris@0
|
901 LayerList scrollables = getScrollableBackLayers(layersChanged);
|
Chris@0
|
902 LayerList nonScrollables = getNonScrollableFrontLayers(layersChanged);
|
Chris@9
|
903 bool selectionCacheable = nonScrollables.empty();
|
Chris@9
|
904 bool haveSelections = m_manager && !m_manager->getSelections().empty();
|
Chris@9
|
905 bool selectionDrawn = false;
|
Chris@0
|
906
|
Chris@10
|
907 if (!selectionCacheable) {
|
Chris@10
|
908 selectionCacheable = true;
|
Chris@10
|
909 for (LayerList::const_iterator i = nonScrollables.begin();
|
Chris@10
|
910 i != nonScrollables.end(); ++i) {
|
Chris@10
|
911 if ((*i)->isLayerOpaque()) {
|
Chris@10
|
912 selectionCacheable = false;
|
Chris@10
|
913 break;
|
Chris@10
|
914 }
|
Chris@10
|
915 }
|
Chris@10
|
916 }
|
Chris@10
|
917
|
Chris@0
|
918 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
919 std::cerr << "View(" << this << ")::paintEvent: have " << scrollables.size()
|
Chris@0
|
920 << " scrollable back layers and " << nonScrollables.size()
|
Chris@0
|
921 << " non-scrollable front layers" << std::endl;
|
Chris@9
|
922 std::cerr << "haveSelections " << haveSelections << ", selectionCacheable "
|
Chris@9
|
923 << selectionCacheable << ", m_selectionCached " << m_selectionCached << std::endl;
|
Chris@0
|
924 #endif
|
Chris@0
|
925
|
Chris@9
|
926 if (layersChanged || scrollables.empty() ||
|
Chris@9
|
927 (haveSelections && (selectionCacheable != m_selectionCached))) {
|
Chris@0
|
928 delete m_cache;
|
Chris@0
|
929 m_cache = 0;
|
Chris@9
|
930 m_selectionCached = false;
|
Chris@0
|
931 }
|
Chris@0
|
932
|
Chris@0
|
933 if (!scrollables.empty()) {
|
Chris@0
|
934 if (!m_cache ||
|
Chris@0
|
935 m_cacheZoomLevel != m_zoomLevel ||
|
Chris@0
|
936 width() != m_cache->width() ||
|
Chris@0
|
937 height() != m_cache->height()) {
|
Chris@0
|
938
|
Chris@0
|
939 // cache is not valid
|
Chris@0
|
940
|
Chris@0
|
941 if (cacheRect.width() < width()/10) {
|
Chris@0
|
942 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
943 std::cerr << "View(" << this << ")::paintEvent: small repaint, not bothering to recreate cache" << std::endl;
|
Chris@0
|
944 #endif
|
Chris@0
|
945 } else {
|
Chris@0
|
946 delete m_cache;
|
Chris@0
|
947 m_cache = new QPixmap(width(), height());
|
Chris@0
|
948 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
949 std::cerr << "View(" << this << ")::paintEvent: recreated cache" << std::endl;
|
Chris@0
|
950 #endif
|
Chris@0
|
951 cacheRect = rect();
|
Chris@0
|
952 repaintCache = true;
|
Chris@0
|
953 }
|
Chris@0
|
954
|
Chris@0
|
955 } else if (m_cacheCentreFrame != m_centreFrame) {
|
Chris@0
|
956
|
Chris@15
|
957 long dx =
|
Chris@15
|
958 getXForFrame(m_cacheCentreFrame) -
|
Chris@15
|
959 getXForFrame(m_centreFrame);
|
Chris@0
|
960
|
Chris@0
|
961 if (dx > -width() && dx < width()) {
|
Chris@0
|
962 #if defined(Q_WS_WIN32) || defined(Q_WS_MAC)
|
Chris@0
|
963 // Copying a pixmap to itself doesn't work properly on Windows
|
Chris@0
|
964 // or Mac (it only works when moving in one direction)
|
Chris@0
|
965 static QPixmap *tmpPixmap = 0;
|
Chris@0
|
966 if (!tmpPixmap ||
|
Chris@0
|
967 tmpPixmap->width() != width() ||
|
Chris@0
|
968 tmpPixmap->height() != height()) {
|
Chris@0
|
969 delete tmpPixmap;
|
Chris@0
|
970 tmpPixmap = new QPixmap(width(), height());
|
Chris@0
|
971 }
|
Chris@0
|
972 paint.begin(tmpPixmap);
|
Chris@0
|
973 paint.drawPixmap(0, 0, *m_cache);
|
Chris@0
|
974 paint.end();
|
Chris@0
|
975 paint.begin(m_cache);
|
Chris@0
|
976 paint.drawPixmap(dx, 0, *tmpPixmap);
|
Chris@0
|
977 paint.end();
|
Chris@0
|
978 #else
|
Chris@0
|
979 // But it seems to be fine on X11
|
Chris@0
|
980 paint.begin(m_cache);
|
Chris@0
|
981 paint.drawPixmap(dx, 0, *m_cache);
|
Chris@0
|
982 paint.end();
|
Chris@0
|
983 #endif
|
Chris@0
|
984
|
Chris@0
|
985 if (dx < 0) {
|
Chris@0
|
986 cacheRect = QRect(width() + dx, 0, -dx, height());
|
Chris@0
|
987 } else {
|
Chris@0
|
988 cacheRect = QRect(0, 0, dx, height());
|
Chris@0
|
989 }
|
Chris@0
|
990 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
991 std::cerr << "View(" << this << ")::paintEvent: scrolled cache by " << dx << std::endl;
|
Chris@0
|
992 #endif
|
Chris@0
|
993 } else {
|
Chris@0
|
994 cacheRect = rect();
|
Chris@0
|
995 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
996 std::cerr << "View(" << this << ")::paintEvent: scrolling too far" << std::endl;
|
Chris@0
|
997 #endif
|
Chris@0
|
998 }
|
Chris@0
|
999 repaintCache = true;
|
Chris@0
|
1000
|
Chris@0
|
1001 } else {
|
Chris@0
|
1002 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
1003 std::cerr << "View(" << this << ")::paintEvent: cache is good" << std::endl;
|
Chris@0
|
1004 #endif
|
Chris@0
|
1005 paint.begin(this);
|
Chris@0
|
1006 paint.drawPixmap(cacheRect, *m_cache, cacheRect);
|
Chris@0
|
1007 paint.end();
|
Chris@0
|
1008 QFrame::paintEvent(e);
|
Chris@0
|
1009 paintedCacheRect = true;
|
Chris@0
|
1010 }
|
Chris@0
|
1011
|
Chris@0
|
1012 m_cacheCentreFrame = m_centreFrame;
|
Chris@0
|
1013 m_cacheZoomLevel = m_zoomLevel;
|
Chris@0
|
1014 }
|
Chris@0
|
1015
|
Chris@0
|
1016 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@0
|
1017 // std::cerr << "View(" << this << ")::paintEvent: cacheRect " << cacheRect << ", nonCacheRect " << (nonCacheRect | cacheRect) << ", repaintCache " << repaintCache << ", paintedCacheRect " << paintedCacheRect << std::endl;
|
Chris@0
|
1018 #endif
|
Chris@0
|
1019
|
Chris@0
|
1020 // Scrollable (cacheable) items first
|
Chris@0
|
1021
|
Chris@0
|
1022 if (!paintedCacheRect) {
|
Chris@0
|
1023
|
Chris@0
|
1024 if (repaintCache) paint.begin(m_cache);
|
Chris@0
|
1025 else paint.begin(this);
|
Chris@0
|
1026
|
Chris@0
|
1027 paint.setClipRect(cacheRect);
|
Chris@0
|
1028
|
Chris@0
|
1029 if (hasLightBackground()) {
|
Chris@0
|
1030 paint.setPen(Qt::white);
|
Chris@0
|
1031 paint.setBrush(Qt::white);
|
Chris@0
|
1032 } else {
|
Chris@0
|
1033 paint.setPen(Qt::black);
|
Chris@0
|
1034 paint.setBrush(Qt::black);
|
Chris@0
|
1035 }
|
Chris@0
|
1036 paint.drawRect(cacheRect);
|
Chris@0
|
1037
|
Chris@0
|
1038 paint.setPen(Qt::black);
|
Chris@0
|
1039 paint.setBrush(Qt::NoBrush);
|
Chris@0
|
1040
|
Chris@0
|
1041 for (LayerList::iterator i = scrollables.begin(); i != scrollables.end(); ++i) {
|
Chris@8
|
1042 paint.setRenderHint(QPainter::Antialiasing, false);
|
Chris@8
|
1043 paint.save();
|
Chris@0
|
1044 (*i)->paint(paint, cacheRect);
|
Chris@8
|
1045 paint.restore();
|
Chris@0
|
1046 }
|
Chris@9
|
1047
|
Chris@9
|
1048 if (haveSelections && selectionCacheable) {
|
Chris@9
|
1049 drawSelections(paint);
|
Chris@9
|
1050 m_selectionCached = repaintCache;
|
Chris@9
|
1051 selectionDrawn = true;
|
Chris@9
|
1052 }
|
Chris@0
|
1053
|
Chris@0
|
1054 paint.end();
|
Chris@0
|
1055
|
Chris@0
|
1056 if (repaintCache) {
|
Chris@0
|
1057 cacheRect |= (e ? e->rect() : rect());
|
Chris@0
|
1058 paint.begin(this);
|
Chris@0
|
1059 paint.drawPixmap(cacheRect, *m_cache, cacheRect);
|
Chris@0
|
1060 paint.end();
|
Chris@0
|
1061 }
|
Chris@0
|
1062 }
|
Chris@0
|
1063
|
Chris@0
|
1064 // Now non-cacheable items. We always need to redraw the
|
Chris@0
|
1065 // non-cacheable items across at least the area we drew of the
|
Chris@0
|
1066 // cacheable items.
|
Chris@0
|
1067
|
Chris@0
|
1068 nonCacheRect |= cacheRect;
|
Chris@0
|
1069
|
Chris@0
|
1070 paint.begin(this);
|
Chris@0
|
1071 paint.setClipRect(nonCacheRect);
|
Chris@0
|
1072
|
Chris@0
|
1073 if (scrollables.empty()) {
|
Chris@0
|
1074 if (hasLightBackground()) {
|
Chris@0
|
1075 paint.setPen(Qt::white);
|
Chris@0
|
1076 paint.setBrush(Qt::white);
|
Chris@0
|
1077 } else {
|
Chris@0
|
1078 paint.setPen(Qt::black);
|
Chris@0
|
1079 paint.setBrush(Qt::black);
|
Chris@0
|
1080 }
|
Chris@0
|
1081 paint.drawRect(nonCacheRect);
|
Chris@0
|
1082 }
|
Chris@0
|
1083
|
Chris@0
|
1084 paint.setPen(Qt::black);
|
Chris@0
|
1085 paint.setBrush(Qt::NoBrush);
|
Chris@0
|
1086
|
Chris@0
|
1087 for (LayerList::iterator i = nonScrollables.begin(); i != nonScrollables.end(); ++i) {
|
Chris@0
|
1088 (*i)->paint(paint, nonCacheRect);
|
Chris@0
|
1089 }
|
Chris@0
|
1090
|
Chris@9
|
1091 paint.end();
|
Chris@8
|
1092
|
Chris@9
|
1093 paint.begin(this);
|
Chris@9
|
1094 if (e) paint.setClipRect(e->rect());
|
Chris@9
|
1095 if (!m_selectionCached) {
|
Chris@9
|
1096 drawSelections(paint);
|
Chris@8
|
1097 }
|
Chris@0
|
1098 paint.end();
|
Chris@0
|
1099
|
Chris@0
|
1100 if (m_followPlay != PlaybackScrollContinuous) {
|
Chris@0
|
1101
|
Chris@0
|
1102 paint.begin(this);
|
Chris@0
|
1103
|
Chris@0
|
1104 if (long(m_playPointerFrame) > getStartFrame() &&
|
Chris@0
|
1105 m_playPointerFrame < getEndFrame()) {
|
Chris@0
|
1106
|
Chris@15
|
1107 int playx = getXForFrame(m_playPointerFrame);
|
Chris@0
|
1108
|
Chris@0
|
1109 paint.setPen(Qt::black);
|
Chris@0
|
1110 paint.drawLine(playx - 1, 0, playx - 1, height() - 1);
|
Chris@0
|
1111 paint.drawLine(playx + 1, 0, playx + 1, height() - 1);
|
Chris@0
|
1112 paint.drawPoint(playx, 0);
|
Chris@0
|
1113 paint.drawPoint(playx, height() - 1);
|
Chris@0
|
1114 paint.setPen(Qt::white);
|
Chris@0
|
1115 paint.drawLine(playx, 1, playx, height() - 2);
|
Chris@0
|
1116 }
|
Chris@0
|
1117
|
Chris@0
|
1118 paint.end();
|
Chris@0
|
1119 }
|
Chris@0
|
1120
|
Chris@0
|
1121 QFrame::paintEvent(e);
|
Chris@0
|
1122 }
|
Chris@0
|
1123
|
Chris@9
|
1124 void
|
Chris@9
|
1125 View::drawSelections(QPainter &paint)
|
Chris@9
|
1126 {
|
Chris@9
|
1127 ViewManager::SelectionList selections;
|
Chris@9
|
1128
|
Chris@9
|
1129 if (m_manager) {
|
Chris@9
|
1130 selections = m_manager->getSelections();
|
Chris@9
|
1131 if (m_manager->haveInProgressSelection()) {
|
Chris@9
|
1132 bool exclusive;
|
Chris@9
|
1133 Selection inProgressSelection =
|
Chris@9
|
1134 m_manager->getInProgressSelection(exclusive);
|
Chris@9
|
1135 if (exclusive) selections.clear();
|
Chris@9
|
1136 selections.insert(inProgressSelection);
|
Chris@9
|
1137 }
|
Chris@9
|
1138 }
|
Chris@9
|
1139
|
Chris@9
|
1140 paint.save();
|
Chris@9
|
1141 paint.setPen(QColor(150, 150, 255));
|
Chris@9
|
1142 paint.setBrush(QColor(150, 150, 255, 80));
|
Chris@9
|
1143
|
Chris@10
|
1144 int sampleRate = getModelsSampleRate();
|
Chris@10
|
1145
|
Chris@10
|
1146 const QFontMetrics &metrics = paint.fontMetrics();
|
Chris@10
|
1147
|
Chris@9
|
1148 for (ViewManager::SelectionList::iterator i = selections.begin();
|
Chris@9
|
1149 i != selections.end(); ++i) {
|
Chris@9
|
1150
|
Chris@15
|
1151 int p0 = getXForFrame(i->getStartFrame());
|
Chris@15
|
1152 int p1 = getXForFrame(i->getEndFrame());
|
Chris@9
|
1153
|
Chris@10
|
1154 if (p1 < 0 || p0 > width()) continue;
|
Chris@9
|
1155
|
Chris@9
|
1156 #ifdef DEBUG_VIEW_WIDGET_PAINT
|
Chris@9
|
1157 std::cerr << "View::drawSelections: " << p0 << ",-1 [" << (p1-p0) << "x" << (height()+1) << "]" << std::endl;
|
Chris@9
|
1158 #endif
|
Chris@9
|
1159
|
Chris@9
|
1160 paint.drawRect(p0, -1, p1 - p0, height() + 1);
|
Chris@10
|
1161
|
Chris@10
|
1162 if (sampleRate && shouldLabelSelections()) {
|
Chris@10
|
1163
|
Chris@10
|
1164 QString startText = QString("%1 / %2")
|
Chris@10
|
1165 .arg(QString::fromStdString
|
Chris@10
|
1166 (RealTime::frame2RealTime
|
Chris@10
|
1167 (i->getStartFrame(), sampleRate).toText(true)))
|
Chris@10
|
1168 .arg(i->getStartFrame());
|
Chris@10
|
1169
|
Chris@10
|
1170 QString endText = QString(" %1 / %2")
|
Chris@10
|
1171 .arg(QString::fromStdString
|
Chris@10
|
1172 (RealTime::frame2RealTime
|
Chris@10
|
1173 (i->getEndFrame(), sampleRate).toText(true)))
|
Chris@10
|
1174 .arg(i->getEndFrame());
|
Chris@10
|
1175
|
Chris@10
|
1176 QString durationText = QString("(%1 / %2) ")
|
Chris@10
|
1177 .arg(QString::fromStdString
|
Chris@10
|
1178 (RealTime::frame2RealTime
|
Chris@10
|
1179 (i->getEndFrame() - i->getStartFrame(), sampleRate)
|
Chris@10
|
1180 .toText(true)))
|
Chris@10
|
1181 .arg(i->getEndFrame() - i->getStartFrame());
|
Chris@10
|
1182
|
Chris@10
|
1183 int sw = metrics.width(startText),
|
Chris@10
|
1184 ew = metrics.width(endText),
|
Chris@10
|
1185 dw = metrics.width(durationText);
|
Chris@10
|
1186
|
Chris@10
|
1187 int sy = metrics.ascent() + metrics.height() + 4;
|
Chris@10
|
1188 int ey = sy;
|
Chris@10
|
1189 int dy = sy + metrics.height();
|
Chris@10
|
1190
|
Chris@10
|
1191 int sx = p0 + 2;
|
Chris@10
|
1192 int ex = sx;
|
Chris@10
|
1193 int dx = sx;
|
Chris@10
|
1194
|
Chris@10
|
1195 if (sw + ew > (p1 - p0)) {
|
Chris@10
|
1196 ey += metrics.height();
|
Chris@10
|
1197 dy += metrics.height();
|
Chris@10
|
1198 }
|
Chris@10
|
1199
|
Chris@10
|
1200 if (ew < (p1 - p0)) {
|
Chris@10
|
1201 ex = p1 - 2 - ew;
|
Chris@10
|
1202 }
|
Chris@10
|
1203
|
Chris@10
|
1204 if (dw < (p1 - p0)) {
|
Chris@10
|
1205 dx = p1 - 2 - dw;
|
Chris@10
|
1206 }
|
Chris@10
|
1207
|
Chris@10
|
1208 paint.drawText(sx, sy, startText);
|
Chris@10
|
1209 paint.drawText(ex, ey, endText);
|
Chris@10
|
1210 paint.drawText(dx, dy, durationText);
|
Chris@10
|
1211 }
|
Chris@9
|
1212 }
|
Chris@9
|
1213
|
Chris@9
|
1214 paint.restore();
|
Chris@9
|
1215 }
|
Chris@9
|
1216
|
Chris@3
|
1217 QString
|
Chris@3
|
1218 View::toXmlString(QString indent, QString extraAttributes) const
|
Chris@3
|
1219 {
|
Chris@3
|
1220 QString s;
|
Chris@3
|
1221
|
Chris@3
|
1222 s += indent;
|
Chris@3
|
1223
|
Chris@3
|
1224 s += QString("<view "
|
Chris@3
|
1225 "centre=\"%1\" "
|
Chris@3
|
1226 "zoom=\"%2\" "
|
Chris@3
|
1227 "followPan=\"%3\" "
|
Chris@3
|
1228 "followZoom=\"%4\" "
|
Chris@3
|
1229 "tracking=\"%5\" "
|
Chris@3
|
1230 "light=\"%6\" %7>\n")
|
Chris@3
|
1231 .arg(m_centreFrame)
|
Chris@3
|
1232 .arg(m_zoomLevel)
|
Chris@3
|
1233 .arg(m_followPan)
|
Chris@3
|
1234 .arg(m_followZoom)
|
Chris@3
|
1235 .arg(m_followPlay == PlaybackScrollContinuous ? "scroll" :
|
Chris@3
|
1236 m_followPlay == PlaybackScrollPage ? "page" : "ignore")
|
Chris@3
|
1237 .arg(m_lightBackground)
|
Chris@3
|
1238 .arg(extraAttributes);
|
Chris@3
|
1239
|
Chris@3
|
1240 for (size_t i = 0; i < m_layers.size(); ++i) {
|
Chris@3
|
1241 s += m_layers[i]->toXmlString(indent + " ");
|
Chris@3
|
1242 }
|
Chris@3
|
1243
|
Chris@4
|
1244 s += indent + "</view>\n";
|
Chris@3
|
1245
|
Chris@3
|
1246 return s;
|
Chris@3
|
1247 }
|
Chris@3
|
1248
|
Chris@3
|
1249
|
Chris@0
|
1250 #ifdef INCLUDE_MOCFILES
|
Chris@0
|
1251 #include "View.moc.cpp"
|
Chris@0
|
1252 #endif
|
Chris@0
|
1253
|