libretro/scummvm
1
0
Fork 0
mirror of https://github.com/libretro/scummvm.git synced 2025-02-04 01:46:42 +00:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

Added caching for mouse cursor views

Browse Source 
svn-id: r45541
This commit is contained in:
Filippos Karapetis 2009-10-30 17:13:25 +00:00
parent b2ab8fd77b
commit 371097d27c
2 changed files with 28 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
engines/sci/gui/gui_cursor.cpp
View File

@ -44,6 +44,7 @@ SciGuiCursor::SciGuiCursor(ResourceManager *resMan, SciGuiPalette *palette, SciG
}
SciGuiCursor::~SciGuiCursor() {
purgeCache();
}
void SciGuiCursor::show() {
@ -54,6 +55,15 @@ void SciGuiCursor::hide() {
CursorMan.showMouse(false);
}
void SciGuiCursor::purgeCache() {
for (CursorCache::iterator iter = _cachedCursors.begin(); iter != _cachedCursors.end(); ++iter) {
delete iter->_value;
iter->_value = 0;
}
_cachedCursors.clear();
}
void SciGuiCursor::setShape(GuiResourceId resourceId) {
Resource *resource;
byte *resourceData;
@ -114,7 +124,13 @@ void SciGuiCursor::setShape(GuiResourceId resourceId) {
}
void SciGuiCursor::setView(GuiResourceId viewNum, int loopNum, int celNum, Common::Point *hotspot) {
SciGuiView *cursorView = new SciGuiView(_resMan, _screen, _palette, viewNum);
if (_cachedCursors.size() >= MAX_CACHED_CURSORS)
purgeCache();
if (!_cachedCursors.contains(viewNum))
_cachedCursors[viewNum] = new SciGuiView(_resMan, _screen, _palette, viewNum);
SciGuiView *cursorView = _cachedCursors[viewNum];
sciViewCelInfo *celInfo = cursorView->getCelInfo(loopNum, celNum);
int16 width = celInfo->width;
@ -129,7 +145,6 @@ void SciGuiCursor::setView(GuiResourceId viewNum, int loopNum, int celNum, Commo
if (width < 2 || height < 2) {
hide();
delete cursorHotspot;
delete cursorView;
return;
}
@ -139,7 +154,6 @@ void SciGuiCursor::setView(GuiResourceId viewNum, int loopNum, int celNum, Commo
show();
delete cursorHotspot;
delete cursorView;
}
void SciGuiCursor::setPosition(Common::Point pos) {

11
engines/sci/gui/gui_cursor.h
View File

@ -26,6 +26,8 @@
#ifndef SCI_GUI_CURSOR_H
#define SCI_GUI_CURSOR_H
#include "common/hashmap.h"
namespace Sci {
#define SCI_CURSOR_SCI0_HEIGHTWIDTH 16
@ -33,8 +35,13 @@ namespace Sci {
#define SCI_CURSOR_SCI0_TRANSPARENCYCOLOR 1
#define MAX_CACHED_CURSORS 10
class SciGuiView;
class SciGuiPalette;
typedef Common::HashMap<int, SciGuiView *> CursorCache;
class SciGuiCursor {
public:
SciGuiCursor(ResourceManager *resMan, SciGuiPalette *palette, SciGuiScreen *screen);
@ -56,11 +63,15 @@ public:
void setMoveZone(Common::Rect zone) { _moveZone = zone; }
private:
void purgeCache();
ResourceManager *_resMan;
SciGuiScreen *_screen;
SciGuiPalette *_palette;
Common::Rect _moveZone; // Rectangle in which the pointer can move
CursorCache _cachedCursors;
};
} // End of namespace Sci