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Avoid problems regenerating brush boundaries when the brush image ptr addresses are the same

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This commit is contained in:
David Capello 2015-05-18 20:45:54 -03:00
parent 12e28960e4
commit 15fb45f3a1
3 changed files with 36 additions and 29 deletions
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21
src/app/ui/editor/cursor.cpp
View File

@ -55,10 +55,10 @@ using namespace ui;
static struct {
int nseg;
BoundSeg* seg;
Image* brush_image;
int brush_gen;
int brush_width;
int brush_height;
} cursor_bound = { 0, nullptr, nullptr, 0, 0 };
} cursor_bound = { 0, nullptr, 0, 0, 0 };
enum {
CURSOR_THINCROSS = 1,
@ -79,7 +79,7 @@ static gfx::Region old_clipping_region;
static gfx::Rect lastBrushBounds;
static void generate_cursor_boundaries(Editor* editor);
static void generate_cursor_boundaries();
static void trace_thincross_pixels(ui::Graphics* g, Editor* editor, const gfx::Point& pt, gfx::Color color, Editor::PixelDelegate pixel);
static void trace_thickcross_pixels(ui::Graphics* g, Editor* editor, const gfx::Point& pt, gfx::Color color, int thickness, Editor::PixelDelegate pixel);
@ -172,7 +172,7 @@ void Editor::drawBrushPreview(const gfx::Point& pos)
// For cursor type 'bounds' we have to generate cursor boundaries
if (cursor_type & CURSOR_BRUSHBOUNDS)
generate_cursor_boundaries(this);
generate_cursor_boundaries();
// Draw pixel/brush preview
if (cursor_type & CURSOR_THINCROSS && m_state->requireBrushPreview()) {
@ -292,22 +292,22 @@ bool Editor::doesBrushPreviewNeedSubpixel()
//////////////////////////////////////////////////////////////////////
static void generate_cursor_boundaries(Editor* editor)
static void generate_cursor_boundaries()
{
Brush* brush = get_current_brush();
if (!cursor_bound.seg || cursor_bound.brush_image != brush->image()) {
if (cursor_bound.seg &&
cursor_bound.brush_gen == brush->gen())
return;
Image* brush_image = brush->image();
int w = brush_image->width();
int h = brush_image->height();
cursor_bound.brush_image = brush_image;
cursor_bound.brush_gen = brush->gen();
cursor_bound.brush_width = w;
cursor_bound.brush_height = h;
if (cursor_bound.seg)
base_free(cursor_bound.seg);
ImageRef mask;
if (brush_image->pixelFormat() != IMAGE_BITMAP) {
mask.reset(Image::create(IMAGE_BITMAP, w, h));
@ -327,7 +327,6 @@ static void generate_cursor_boundaries(Editor* editor)
&cursor_bound.nseg,
IgnoreBounds, 0, 0, 0, 0);
}
}
void Editor::forEachBrushPixel(
ui::Graphics* g,

6
src/doc/brush.cpp
View File

@ -19,12 +19,15 @@
namespace doc {
static int generation = 0;
Brush::Brush()
{
m_type = kCircleBrushType;
m_size = 1;
m_angle = 0;
m_pattern = BrushPattern::DEFAULT;
m_gen = 0;
regenerate();
}
@ -35,6 +38,7 @@ Brush::Brush(BrushType type, int size, int angle)
m_size = size;
m_angle = angle;
m_pattern = BrushPattern::DEFAULT;
m_gen = 0;
regenerate();
}
@ -47,6 +51,7 @@ Brush::Brush(const Brush& brush)
m_image = brush.m_image;
m_pattern = brush.m_pattern;
m_patternOrigin = brush.m_patternOrigin;
m_gen = 0;
regenerate();
}
@ -89,6 +94,7 @@ void Brush::setImage(const Image* image)
// Cleans the brush's data (image and region).
void Brush::clean()
{
m_gen = ++generation;
m_image.reset();
}

2
src/doc/brush.h
View File

@ -32,6 +32,7 @@ namespace doc {
int size() const { return m_size; }
int angle() const { return m_angle; }
Image* image() const { return m_image.get(); }
int gen() const { return m_gen; }
BrushPattern pattern() const { return m_pattern; }
gfx::Point patternOrigin() const { return m_patternOrigin; }
@ -60,6 +61,7 @@ namespace doc {
gfx::Rect m_bounds;
BrushPattern m_pattern; // How the image should be replicated
gfx::Point m_patternOrigin; // From what position the brush was taken
int m_gen;
};
typedef base::SharedPtr<Brush> BrushRef;