Initial release

engine/vendor/vst3sdk/vstgui4/vstgui/lib/controls/cmoviebitmap.cpp

@@ -0,0 +1,133 @@
+// This file is part of VSTGUI. It is subject to the license terms
+// in the LICENSE file found in the top-level directory of this
+// distribution and at http://github.com/steinbergmedia/vstgui/LICENSE
+
+#include "cmoviebitmap.h"
+#include "../cdrawcontext.h"
+#include "../cbitmap.h"
+
+namespace VSTGUI {
+
+#if VSTGUI_ENABLE_DEPRECATED_METHODS
+//------------------------------------------------------------------------
+bool CMovieBitmap::useLegacyFrameCalculation = false;
+#endif
+
+//------------------------------------------------------------------------
+// CMovieBitmap
+//------------------------------------------------------------------------
+/**
+ * CMovieBitmap constructor.
+ * @param size the size of this view
+ * @param listener the listener
+ * @param tag the control tag
+ * @param background bitmap
+ */
+//------------------------------------------------------------------------
+CMovieBitmap::CMovieBitmap (const CRect& size, IControlListener* listener, int32_t tag,
+							CBitmap* background)
+: CControl (size, listener, tag, background)
+{
+#if VSTGUI_ENABLE_DEPRECATED_METHODS
+	setHeightOfOneImage (size.getHeight ());
+	setNumSubPixmaps (background ? (int32_t)(background->getHeight () / heightOfOneImage) : 0);
+#endif
+}
+
+#if VSTGUI_ENABLE_DEPRECATED_METHODS
+//------------------------------------------------------------------------
+/**
+ * CMovieBitmap constructor.
+ * @param size the size of this view
+ * @param listener the listener
+ * @param tag the control tag
+ * @param subPixmaps number of subPixmaps
+ * @param heightOfOneImage height of one image in pixel
+ * @param background bitmap
+ * @param offset
+ */
+//------------------------------------------------------------------------
+CMovieBitmap::CMovieBitmap (const CRect& size, IControlListener* listener, int32_t tag, int32_t subPixmaps, CCoord heightOfOneImage, CBitmap* background, const CPoint &offset)
+: CControl (size, listener, tag, background)
+, offset (offset)
+{
+	setNumSubPixmaps (subPixmaps);
+	setHeightOfOneImage (heightOfOneImage);
+}
+#endif
+
+//------------------------------------------------------------------------
+CMovieBitmap::CMovieBitmap (const CMovieBitmap& v) : CControl (v)
+{
+#if VSTGUI_ENABLE_DEPRECATED_METHODS
+	offset = v.offset;
+	setNumSubPixmaps (v.subPixmaps);
+	setHeightOfOneImage (v.heightOfOneImage);
+#endif
+}
+
+//------------------------------------------------------------------------
+void CMovieBitmap::draw (CDrawContext *pContext)
+{
+	if (auto bitmap = getDrawBackground ())
+	{
+		if (auto mfb = dynamic_cast<CMultiFrameBitmap*> (bitmap))
+		{
+			auto frameIndex = getMultiFrameBitmapIndex (*mfb, getValueNormalized ());
+			mfb->drawFrame (pContext, frameIndex, getViewSize ().getTopLeft ());
+		}
+		else
+		{
+#if VSTGUI_ENABLE_DEPRECATED_METHODS
+#include "../private/disabledeprecatedmessage.h"
+			CPoint where (offset.x, offset.y);
+			if (useLegacyFrameCalculation)
+			{
+				where.y += heightOfOneImage *
+						   (int32_t)(getValueNormalized () * (getNumSubPixmaps () - 1) + 0.5);
+			}
+			else
+			{
+				auto step = static_cast<int32_t> (std::min (
+					getNumSubPixmaps () - 1.f, getValueNormalized () * getNumSubPixmaps ()));
+				where.y += heightOfOneImage * step;
+			}
+
+			bitmap->draw (pContext, getViewSize (), where);
+#include "../private/enabledeprecatedmessage.h"
+
+#else
+			bitmap->draw (pContext, getViewSize ());
+#endif
+		}
+	}
+	setDirty (false);
+}
+
+//-----------------------------------------------------------------------------------------------
+bool CMovieBitmap::sizeToFit ()
+{
+	if (auto bitmap = getDrawBackground ())
+	{
+		CRect vs (getViewSize ());
+		if (auto mfb = dynamic_cast<CMultiFrameBitmap*> (bitmap))
+		{
+			vs.setSize (mfb->getFrameSize ());
+		}
+		else
+		{
+#if VSTGUI_ENABLE_DEPRECATED_METHODS
+			vs.setHeight (getHeightOfOneImage ());
+#else
+			vs.setHeight (bitmap->getHeight ());
+#endif
+			vs.setWidth (bitmap->getWidth ());
+		}
+		setViewSize (vs);
+		setMouseableArea (vs);
+		return true;
+	}
+	return false;
+}
+
+} // VSTGUI