f@0: // 
f@0: // AccessiblePeakMeter_controls.h
f@0: //
f@0: // Author: Fiore Martin 
f@0: // Started from IPlugMultiTargets example in WDL-OL, by Oli Larkin - https://github.com/olilarkin/wdl-ol
f@0: //
f@0: // Licensed under the Cockos WDL License, see README.txt
f@0: //
f@0: 
f@0: 
f@0: /* Knob with a text label and a text displaying the current value */
f@0: class IKnobMultiControlText : public IKnobControl
f@0: {
f@0: private:
f@0:   IRECT mDisplayRECT, mImgRECT, mNameRECT, mLabelRECT;
f@0:   IBitmap mBitmap;
f@0: 
f@0: public:
f@0:   IKnobMultiControlText(IPlugBase* pPlug, IRECT pR, int paramIdx, IBitmap* pBitmap, IText* pText, int indent = 10)
f@0:     : IKnobControl(pPlug, pR, paramIdx), mBitmap(*pBitmap)
f@0:   {
f@0:     mText = *pText;
f@0: 	/* mRECT is the bounding rectangle of the whole KnobMultiControlText */
f@0: 	mNameRECT = IRECT(mRECT.L, mRECT.T,mRECT.R, mRECT.T+16);
f@0:     mDisplayRECT = IRECT(mRECT.L, mRECT.B-25, mRECT.R-21, mRECT.B); // left, top, right, bottom
f@0: 	mLabelRECT = mDisplayRECT;
f@0: 	mLabelRECT.L = mDisplayRECT.R; // shift it to the right of the diplay RECT
f@0: 	mLabelRECT.R = mLabelRECT.L+indent; // how much the display is indented 
f@0:     mImgRECT = IRECT(mRECT.L, mRECT.T+16, &mBitmap);
f@0:     mDisablePrompt = false;
f@0:   }
f@0: 
f@0:   ~IKnobMultiControlText() {}
f@0: 
f@0:   bool Draw(IGraphics* pGraphics)
f@0:   {
f@0:     int i = 1 + int(0.5 + mValue * (double) (mBitmap.N - 1));
f@0:     i = BOUNDED(i, 1, mBitmap.N);
f@0:     
f@0: 	/* draw the knob */
f@0: 	pGraphics->DrawBitmap(&mBitmap, &mImgRECT, i, &mBlend);
f@0:     
f@0: 	/* draw displayed value for host, that is the value as represented in the host */
f@0:     char displayedValue[20];
f@0: 	mPlug->GetParam(mParamIdx)->GetDisplayForHost(displayedValue);
f@0: 
f@0: 	bool dispDrawn = true;
f@0: 	if (CSTR_NOT_EMPTY(displayedValue)) {
f@0: 		dispDrawn = pGraphics->DrawIText(&mText, displayedValue, &mDisplayRECT);
f@0:     }
f@0: 
f@0: 	/* name of the parameter */
f@0: 	if (CSTR_NOT_EMPTY(mPlug->GetParam(mParamIdx)->GetNameForHost())){
f@0: 		char nameDisp[MAX_PARAM_NAME_LEN];
f@0: 		strcpy(nameDisp, mPlug->GetParam(mParamIdx)->GetNameForHost());
f@0: 
f@0: 		if (CSTR_NOT_EMPTY(mPlug->GetParam(mParamIdx)->GetLabelForHost())){
f@0: 			char label[MAX_PARAM_LABEL_LEN];
f@0: 			strcpy(label, mPlug->GetParam(mParamIdx)->GetLabelForHost());
f@0: 			pGraphics->DrawIText(&mText, label, &mLabelRECT);
f@0: 		}
f@0: 
f@0: 		return dispDrawn && pGraphics->DrawIText(&mText, nameDisp, &mNameRECT);
f@0: 	}
f@0: 
f@0:     return dispDrawn;
f@0:   }
f@0: 
f@0:   void OnMouseDown(int x, int y, IMouseMod* pMod)
f@0:   {
f@0: 	OnMouseDrag(x, y, 0, 0, pMod);	  
f@0:   }
f@0: 
f@0:   /* double click puts it back to default value */
f@0:   void OnMouseDblClick(int x, int y, IMouseMod* pMod)
f@0:   {
f@0:     if (mDefaultValue >= 0.0)
f@0:     {
f@0:       mValue = mDefaultValue;
f@0:       SetDirty();
f@0:     }
f@0:   }
f@0: 
f@0: };
f@0: 
f@0: /* Fader for the vertical peak level meter. It includes a text displaying the fader's current value in dB */
f@0: class IFaderVertText : public IFaderControl
f@0: {
f@0: 	ITextControl *mDisplayText;
f@0: 
f@0: public :
f@0: 	IFaderVertText(IPlugBase *pPlug, int x, int y, int len, int paramIdx, IBitmap *pBitmap, ITextControl* pText)
f@0: 		: IFaderControl(pPlug, x, y, len, paramIdx, pBitmap), mDisplayText(pText)
f@0: 	{
f@0: 		makeDisplayText();
f@0: 	}
f@0: 
f@0: 	~IFaderVertText() {}
f@0: 
f@0: 	void OnMouseDown(int x, int y, IMouseMod* pMod)
f@0: 	{
f@0: 		// empty method override avoids IFaderControl::SnapToMouse(x, y);
f@0: 	}
f@0: 
f@0: 	void OnMouseDblClick(int x, int y, IMouseMod *pMod){
f@0: 		IFaderControl::OnMouseDblClick(x, y, pMod);
f@0: 		makeDisplayText();
f@0: 	}
f@0: 
f@0: 	void OnMouseDrag(int x, int y, int dX, int dY, IMouseMod* pMod){
f@0: 		IFaderControl::OnMouseDrag(x, y, dX, dY, pMod);
f@0: 		makeDisplayText();
f@0: 	}
f@0: 
f@0: 	/* changes the display text upon mouse dragging. If a value is passed 
f@0: 	   it is used for display else it's retrieved from the member value of this control.
f@0: 	   Passing an explicit value fixes an uncorrect update in SetValueFromPlug.
f@0: 	   The GUI update was in fact one step behind the update in the Daw.
f@0: 	*/
f@0: 	void makeDisplayText(const double* value = NULL) {
f@0: 		char textDisplay[MAX_PARAM_LABEL_LEN + MAX_PARAM_DISPLAY_LEN+1];
f@0: 
f@0: 		if (value == NULL){
f@0: 			mPlug->GetParam(mParamIdx)->GetDisplayForHost(textDisplay);
f@0: 		}
f@0: 		else{
f@0: 			mPlug->GetParam(mParamIdx)->GetDisplayForHost(*value, true, textDisplay, true);
f@0: 		}
f@0: 		strcat(textDisplay, " ");
f@0: 		strcat(textDisplay, mPlug->GetParam(mParamIdx)->GetLabelForHost());
f@0: 		mDisplayText->SetTextFromPlug(textDisplay);
f@0: 	}
f@0: 
f@0: 	/* This updates the GUI when the parameter is set from the Daw */
f@0: 	virtual void SetValueFromPlug(double value) {
f@0: 		IFaderControl::SetValueFromPlug(value);
f@0: 
f@0: 		makeDisplayText(&value);
f@0: 	}
f@0: };
f@0: 
f@0: /* Peak meter gauge. Doesn't control any parameter,
f@0:    only shows the audio level in dB. Orientation is vertical 
f@0:  */
f@0: class IPeakMeterVert : public IControl
f@0: {
f@0: 
f@0: public:
f@0: 
f@0:   IPeakMeterVert(IPlugBase* pPlug, IRECT pR, double defaultValueNormalized)
f@0: 	  : IControl(pPlug, pR)
f@0:   {
f@0: 	mColor = IColor (255, 0, 35, 150);
f@0: 	mDefaultValue = defaultValueNormalized;
f@0:   }
f@0: 
f@0:   ~IPeakMeterVert() {}
f@0: 
f@0:   
f@0: 
f@0:   bool Draw(IGraphics* pGraphics)
f@0:   {
f@0: 
f@0: 	/* big rectangle for the border */
f@0:     IRECT paddedRect = mRECT.GetPadded(1);
f@0: 	pGraphics->DrawRect(&COLOR_GRAY, &(paddedRect));
f@0: 
f@0: 	/* now fill everything red*/
f@0: 	pGraphics->FillIRect(&COLOR_RED, &mRECT);
f@0: 
f@0: 	/* now fill with blue the part where the peak meter doesn't reach */
f@0: 	IRECT filledBit = IRECT(mRECT.L, mRECT.T, mRECT.R, mRECT.B - (mValue * mRECT.H()));
f@0:     pGraphics->FillIRect(&mColor, &filledBit);
f@0: 	IRECT shade = IRECT(mRECT.L, mRECT.T, mRECT.L+1, mRECT.B - (mValue * mRECT.H()));
f@0: 	pGraphics->FillIRect(&COLOR_BLUE, &shade);
f@0: 	
f@0: 	pGraphics->DrawHorizontalLine(&COLOR_YELLOW, mRECT.B + 1 - (mDefaultValue * mRECT.H()), mRECT.L, mRECT.R - 1);
f@0:     return true;
f@0:   }
f@0: 
f@0:   bool IsDirty() { return true;}
f@0: 
f@0: protected:
f@0:   IColor mColor;
f@0: };
f@0: