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

Go to the source code of this file.

Functions

 REG_FIDDLE (Bitmap_isImmutable, 256, 256, true, 0)
 

Function Documentation

◆ REG_FIDDLE()

REG_FIDDLE ( Bitmap_isImmutable  ,
256  ,
256  ,
true  ,
 
)

Definition at line 4 of file Bitmap_isImmutable.cpp.

4 {
5void draw(SkCanvas* canvas) {
6 SkBitmap original;
8 if (original.tryAllocPixels(info)) {
9 original.setImmutable();
11 original.extractSubset(&copy, {5, 10, 15, 20});
12 SkDebugf("original is " "%s" "immutable\n", original.isImmutable() ? "" : "not ");
13 SkDebugf("copy is " "%s" "immutable\n", copy.isImmutable() ? "" : "not ");
14 }
15}
16} // END FIDDLE
static void info(const char *fmt,...) SK_PRINTF_LIKE(1
Definition: DM.cpp:213
@ kOpaque_SkAlphaType
pixel is opaque
Definition: SkAlphaType.h:28
@ kRGBA_8888_SkColorType
pixel with 8 bits for red, green, blue, alpha; in 32-bit word
Definition: SkColorType.h:24
void SK_SPI SkDebugf(const char format[],...) SK_PRINTF_LIKE(1
static void copy(void *dst, const uint8_t *src, int width, int bpp, int deltaSrc, int offset, const SkPMColor ctable[])
Definition: SkSwizzler.cpp:31
static void draw(SkCanvas *canvas, SkRect &target, int x, int y)
Definition: aaclip.cpp:27
void setImmutable()
Definition: SkBitmap.cpp:400
bool extractSubset(SkBitmap *dst, const SkIRect &subset) const
Definition: SkBitmap.cpp:453
bool isImmutable() const
Definition: SkBitmap.cpp:396
bool tryAllocPixels(const SkImageInfo &info, size_t rowBytes)
Definition: SkBitmap.cpp:271
Definition: copy.py:1
static SkImageInfo Make(int width, int height, SkColorType ct, SkAlphaType at)