1#ifndef DMUtil_DEFINED
2#define DMUtil_DEFINED
3
4#include "SkBitmap.h"
5#include "SkCanvas.h"
6#include "SkString.h"
7#include "gm.h"
8
9class SkBBHFactory;
10
11// Small free functions used in more than one place in DM.
12
13namespace DM {
14
15// UnderJoin("a", "b") -> "a_b"
16SkString UnderJoin(const char* a, const char* b);
17
18// "foo_bar.skp" -> "foo-bar_skp"
19SkString FileToTaskName(SkString);
20
21// Draw gm to picture.  If skr is true, uses EXPERIMENTAL_beginRecording().
22SkPicture* RecordPicture(skiagm::GM* gm,
23                         SkBBHFactory* factory = NULL,
24                         bool skr = false);
25
26// Allocate an empty bitmap with this size and depth.
27void AllocatePixels(SkColorType, int w, int h, SkBitmap* bitmap);
28// Allocate an empty bitmap the same size and depth as reference.
29void AllocatePixels(const SkBitmap& reference, SkBitmap* bitmap);
30
31// Draw picture to bitmap.
32void DrawPicture(const SkPicture& picture, SkBitmap* bitmap);
33
34// What is the maximum component difference in these bitmaps?
35unsigned MaxComponentDifference(const SkBitmap& a, const SkBitmap& b);
36
37// Are these identical bitmaps?
38bool BitmapsEqual(const SkBitmap& a, const SkBitmap& b);
39
40// Hook to modify canvas using global flag values (e.g. --matrix).
41void CanvasPreflight(SkCanvas*);
42
43}  // namespace DM
44
45#endif  // DMUtil_DEFINED
46