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Timeline: clip and draw only necessary parts

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This commit is contained in:
David Capello 2013-12-15 16:49:03 -03:00
parent 9806e33876
commit 560270dbef
1 changed files with 16 additions and 5 deletions
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21
src/app/ui/timeline.cpp
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@ -930,14 +930,17 @@ void Timeline::setCursor(int x, int y)
void Timeline::getDrawableLayers(ui::Graphics* g, int* first_layer, int* last_layer)
{
*first_layer = 0;
*last_layer = m_layers.size()-1;
*first_layer = m_scroll_y / LAYSIZE;
*first_layer = MID(0, *first_layer, m_layers.size()-1);
*last_layer = *first_layer + (getClientBounds().h - HDRSIZE) / LAYSIZE;
*last_layer = MID(0, *last_layer, m_layers.size()-1);
}
void Timeline::getDrawableFrames(ui::Graphics* g, FrameNumber* first_frame, FrameNumber* last_frame)
{
*first_frame = FrameNumber(0);
*last_frame = m_sprite->getLastFrame();
*first_frame = FrameNumber((m_separator_w + m_scroll_x) / FRMSIZE);
*last_frame = *first_frame
+ FrameNumber((getClientBounds().w - m_separator_w) / FRMSIZE);
}
void Timeline::drawPart(ui::Graphics* g, const gfx::Rect& bounds,
@ -974,8 +977,10 @@ void Timeline::drawHeaderFrame(ui::Graphics* g, FrameNumber frame)
bool is_active = isFrameActive(frame);
bool is_hover = (m_hot_part == A_PART_HEADER_FRAME && m_hot_frame == frame);
bool is_clicked = (m_clk_part == A_PART_HEADER_FRAME && m_clk_frame == frame);
gfx::Rect bounds = getPartBounds(A_PART_HEADER_FRAME, 0, frame);
IntersectClip clip(g, bounds);
if (!clip)
return;
// Draw the header for the layers.
char buf[256];
@ -991,6 +996,9 @@ void Timeline::drawLayer(ui::Graphics* g, int layer_index)
bool hotlayer = (m_hot_layer == layer_index);
bool clklayer = (m_clk_layer == layer_index);
gfx::Rect bounds = getPartBounds(A_PART_LAYER, layer_index, FrameNumber(0));
IntersectClip clip(g, bounds);
if (!clip)
return;
// Draw the eye (readable flag).
bounds = getPartBounds(A_PART_LAYER_EYE_ICON, layer_index);
@ -1035,6 +1043,9 @@ void Timeline::drawCel(ui::Graphics* g, int layer_index, FrameNumber frame, Cel*
bool is_active = (isLayerActive(layer) || isFrameActive(frame));
bool is_empty = (image == NULL);
gfx::Rect bounds = getPartBounds(A_PART_CEL, layer_index, frame);
IntersectClip clip(g, bounds);
if (!clip)
return;
if (m_range.inRange(layer_index, frame)
|| (isLayerActive(layer) && isFrameActive(frame))) {