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Bitmap_erase.cpp File Reference
#include "tools/fiddle/examples.h"

Go to the source code of this file.

Functions

 REG_FIDDLE (Bitmap_erase, 256, 70, false, 0)
 

Function Documentation

◆ REG_FIDDLE()

REG_FIDDLE ( Bitmap_erase  ,
256  ,
70  ,
false  ,
 
)

Definition at line 4 of file Bitmap_erase.cpp.

4 {
5void draw(SkCanvas* canvas) {
8 bitmap.erase(0x7fff7f3f, SkIRect::MakeWH(1, 1));
9 bitmap.erase(0x7f7f3fff, SkIRect::MakeXYWH(0, 1, 1, 1));
10 bitmap.erase(0x7f3fff7f, SkIRect::MakeXYWH(1, 0, 1, 1));
11 bitmap.erase(0x7f1fbf5f, SkIRect::MakeXYWH(1, 1, 1, 1));
12 canvas->scale(25, 25);
13 canvas->drawImage(bitmap.asImage(), 0, 0);
14 canvas->drawImage(bitmap.asImage(), .5f, .5f);
15}
16} // END FIDDLE
@ kPremul_SkAlphaType
pixel components are premultiplied by alpha
Definition: SkAlphaType.h:29
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition: aaclip.cpp:27
void scale(SkScalar sx, SkScalar sy)
Definition: SkCanvas.cpp:1289
void drawImage(const SkImage *image, SkScalar left, SkScalar top)
Definition: SkCanvas.h:1528
Definition: bitmap.py:1
static constexpr SkIRect MakeWH(int32_t w, int32_t h)
Definition: SkRect.h:56
static constexpr SkIRect MakeXYWH(int32_t x, int32_t y, int32_t w, int32_t h)
Definition: SkRect.h:104
static SkImageInfo MakeN32(int width, int height, SkAlphaType at)