Surface_notifyContentWillChange.cpp File Reference

#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions
	REG_FIDDLE (Surface_notifyContentWillChange, 256, 256, true, 0)

Function Documentation

REG_FIDDLE()

REG_FIDDLE	(	Surface_notifyContentWillChange	,
		256	,
		256	,
		true	,
		0
	)

Definition at line 5 of file Surface_notifyContentWillChange.cpp.

                                                               {
void draw(SkCanvas* canvas) {
    auto surface = SkSurfaces::Raster(SkImageInfo::MakeN32Premul(1, 1));
    for (int i = 0; i < 3; ++i) {
        SkDebugf("surface generationID: %u\n", surface->generationID());
        if (0 == i) {
            surface->getCanvas()->drawColor(SK_ColorBLACK);
        } else {
            surface->notifyContentWillChange(SkSurface::kDiscard_ContentChangeMode);
        }
    }
}
}  // END FIDDLE