Bitmap_allocPixels.cpp File Reference

#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions
	REG_FIDDLE (Bitmap_allocPixels, 256, 256, false, 3)

Function Documentation

REG_FIDDLE()

REG_FIDDLE	(	Bitmap_allocPixels	,
		256	,
		256	,
		false	,
		3
	)

Definition at line 5 of file Bitmap_allocPixels.cpp.

                                                   {
void draw(SkCanvas* canvas) {
    SkBitmap bitmap;
    SkImageInfo info = SkImageInfo::Make(256, 64, kGray_8_SkColorType, kOpaque_SkAlphaType);
    bitmap.allocPixels(info, info.width() * info.bytesPerPixel() + 64);
    SkCanvas offscreen(bitmap);
    offscreen.scale(.5f, .5f);
    for (int y : { 0, 64, 128, 192 } ) {
        offscreen.drawImage(source.asImage(), 0, -y);
        canvas->drawImage(bitmap.asImage(), 0, y);
    }
}
}  // END FIDDLE