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authorAndrei Karas <akaras@inbox.ru>2011-06-29 23:52:17 +0300
committerAndrei Karas <akaras@inbox.ru>2011-06-30 00:10:21 +0300
commit63bed529c78ca05d3e32a0b6ec3bcfd6152e53de (patch)
tree9d233f3ecf71452123f45b4563fef8be4308769b /src
parent27300ff284bbed3b6bce938071c3982e4a757680 (diff)
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Fix memory leak in desktop.cpp
Diffstat (limited to 'src')
-rw-r--r--src/gui/widgets/desktop.cpp16
-rw-r--r--src/resources/image.cpp3
-rw-r--r--src/resources/resourcemanager.cpp31
-rw-r--r--src/resources/resourcemanager.h2
4 files changed, 40 insertions, 12 deletions
diff --git a/src/gui/widgets/desktop.cpp b/src/gui/widgets/desktop.cpp
index f7183553f..6ba6477d6 100644
--- a/src/gui/widgets/desktop.cpp
+++ b/src/gui/widgets/desktop.cpp
@@ -38,8 +38,8 @@
#include "debug.h"
-Desktop::Desktop()
- : mWallpaper(0)
+Desktop::Desktop() :
+ mWallpaper(0)
{
addWidgetListener(this);
@@ -132,23 +132,15 @@ void Desktop::setBestFittingWallpaper()
|| nWallPaper->getHeight() != getHeight()))
{
// We rescale to obtain a fullscreen wallpaper...
- Image *newRsclWlPpr = nWallPaper->SDLgetScaledImage(
- getWidth(), getHeight());
- std::string idPath = nWallPaper->getIdPath();
+ Image *newRsclWlPpr = ResourceManager::getInstance()->getRescaled(
+ nWallPaper, getWidth(), getHeight());
// We replace the resource in the resource manager
nWallPaper->decRef();
if (newRsclWlPpr)
- {
- ResourceManager::getInstance()->addResource(
- idPath, newRsclWlPpr);
-
mWallpaper = newRsclWlPpr;
- }
else
- {
mWallpaper = nWallPaper;
- }
}
else
{
diff --git a/src/resources/image.cpp b/src/resources/image.cpp
index e9260071f..ec74630ff 100644
--- a/src/resources/image.cpp
+++ b/src/resources/image.cpp
@@ -479,7 +479,10 @@ Image* Image::SDLgetScaledImage(int width, int height)
// The load function takes care of the SDL<->OpenGL implementation
// and about freeing the given SDL_surface*.
if (scaledSurface)
+ {
scaledImage = load(scaledSurface);
+ SDL_FreeSurface(scaledSurface);
+ }
}
return scaledImage;
}
diff --git a/src/resources/resourcemanager.cpp b/src/resources/resourcemanager.cpp
index 410611fc3..78ca6a284 100644
--- a/src/resources/resourcemanager.cpp
+++ b/src/resources/resourcemanager.cpp
@@ -726,3 +726,34 @@ void ResourceManager::clearScheduled()
}
deletedSurfaces.clear();
}
+
+struct RescaledLoader
+{
+ ResourceManager *manager;
+ Image *image;
+ int width;
+ int height;
+ static Resource *load(void *v)
+ {
+ if (!v)
+ return NULL;
+ RescaledLoader *l = static_cast< RescaledLoader * >(v);
+ if (!l->manager)
+ return NULL;
+ Image *rescaled = l->image->SDLgetScaledImage(l->width, l->height);
+ if (!rescaled)
+ return NULL;
+ return rescaled;
+ }
+};
+
+Image *ResourceManager::getRescaled(Image *image, int width, int height)
+{
+ if (!image)
+ return 0;
+
+ std::string idPath = image->getIdPath() + strprintf("_rescaled%dx%d", width, height);
+ RescaledLoader l = { this, image, width, height };
+ Image *img = static_cast<Image*>(get(idPath, RescaledLoader::load, &l));
+ return img;
+}
diff --git a/src/resources/resourcemanager.h b/src/resources/resourcemanager.h
index 0b73a796e..f70fbece4 100644
--- a/src/resources/resourcemanager.h
+++ b/src/resources/resourcemanager.h
@@ -228,6 +228,8 @@ class ResourceManager
void saveTextFile(std::string path, std::string name,
std::string text);
+ Image *getRescaled(Image *image, int width, int height);
+
/**
* Loads the given filename as an SDL surface. The returned surface is
* expected to be freed by the caller using SDL_FreeSurface.