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Code Issues Releases Activity

Implemented scaling of hardware cursor

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This commit is contained in:
Ivan Savenko 2024-10-01 19:40:12 +00:00
parent 42adc9d394
commit 58d13fdce5
4 changed files with 21 additions and 5 deletions
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4
client/gui/CGuiHandler.cpp
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@ -250,8 +250,8 @@ void CGuiHandler::setStatusbar(std::shared_ptr<IStatusBar> newStatusBar)
void CGuiHandler::onScreenResize(bool resolutionChanged)
{
if(resolutionChanged)
{
screenHandler().onScreenResize();
}
windows().onScreenResize();
CCS->curh->onScreenResize();
}

5
client/gui/CursorHandler.cpp
View File

@ -312,3 +312,8 @@ void CursorHandler::changeCursor(Cursor::ShowType newShowType)
break;
}
}
void CursorHandler::onScreenResize()
{
cursor->setImage(getCurrentImage(), getPivotOffset());
}

1
client/gui/CursorHandler.h
View File

@ -182,6 +182,7 @@ public:
void hide();
void show();
void onScreenResize();
/// change cursor's positions to (x, y)
void cursorMove(const int & x, const int & y);

16
client/renderSDL/CursorHardware.cpp
View File

@ -11,11 +11,14 @@
#include "StdInc.h"
#include "CursorHardware.h"
#include "SDL_Extensions.h"
#include "../gui/CGuiHandler.h"
#include "../render/IScreenHandler.h"
#include "../render/Colors.h"
#include "../render/IImage.h"
#include "SDL_Extensions.h"
#include "../../lib/CConfigHandler.h"
#include <SDL_render.h>
#include <SDL_events.h>
@ -45,19 +48,26 @@ void CursorHardware::setVisible(bool on)
void CursorHardware::setImage(std::shared_ptr<IImage> image, const Point & pivotOffset)
{
auto cursorSurface = CSDL_Ext::newSurface(image->dimensions() * GH.screenHandler().getScalingFactor());
int cursorScalingPercent = settings["video"]["resolution"]["scaling"].Integer();
Point cursorDimensions = image->dimensions() * GH.screenHandler().getScalingFactor();
Point cursorDimensionsScaled = image->dimensions() * cursorScalingPercent / 100;
Point pivotOffsetScaled = pivotOffset * cursorScalingPercent / 100 / GH.screenHandler().getScalingFactor();
auto cursorSurface = CSDL_Ext::newSurface(cursorDimensions);
CSDL_Ext::fillSurface(cursorSurface, CSDL_Ext::toSDL(Colors::TRANSPARENCY));
image->draw(cursorSurface, Point(0,0));
auto cursorSurfaceScaled = CSDL_Ext::scaleSurface(cursorSurface, cursorDimensionsScaled.x, cursorDimensionsScaled.y );
auto oldCursor = cursor;
cursor = SDL_CreateColorCursor(cursorSurface, pivotOffset.x, pivotOffset.y);
cursor = SDL_CreateColorCursor(cursorSurfaceScaled, pivotOffsetScaled.x, pivotOffsetScaled.y);
if (!cursor)
logGlobal->error("Failed to set cursor! SDL says %s", SDL_GetError());
SDL_FreeSurface(cursorSurface);
SDL_FreeSurface(cursorSurfaceScaled);
GH.dispatchMainThread([this, oldCursor](){
SDL_SetCursor(cursor);