mirror of
https://github.com/libSDL2pp/libSDL2pp.git
synced 2025-08-04 11:25:58 -04:00
689f57b864
Now it explicitely stores name of SDL function which caused an error and generates complete user-readable error message which contains both function name and SDL error message. Users can now handle SDL2pp exceptions along with all others in `catch (std::exception&)' and get complete error info. While here, fixed incorrect function names in some throw's
80 lines
2.1 KiB
C++
80 lines
2.1 KiB
C++
/*
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libSDL2pp - C++11 bindings/wrapper for SDL2
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Copyright (C) 2014-2015 Dmitry Marakasov <amdmi3@amdmi3.ru>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include <SDL2/SDL_surface.h>
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#include <SDL2pp/Exception.hh>
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#include <SDL2pp/Surface.hh>
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namespace SDL2pp {
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Surface::LockHandle::LockHandle() : surface_(nullptr) {
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}
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Surface::LockHandle::LockHandle(Surface* surface) : surface_(surface) {
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if (SDL_MUSTLOCK(surface_->Get())) {
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if (SDL_LockSurface(surface_->Get()))
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throw Exception("SDL_LockSurface");
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}
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}
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Surface::LockHandle::LockHandle(Surface::LockHandle&& other) noexcept : surface_(other.surface_) {
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other.surface_ = nullptr;
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}
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Surface::LockHandle& Surface::LockHandle::operator=(Surface::LockHandle&& other) noexcept {
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if (&other == this)
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return *this;
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if (surface_ != nullptr) {
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if (SDL_MUSTLOCK(surface_->Get()))
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SDL_UnlockSurface(surface_->Get());
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}
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surface_ = other.surface_;
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other.surface_ = nullptr;
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return *this;
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}
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Surface::LockHandle::~LockHandle() {
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if (surface_ != nullptr) {
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if (SDL_MUSTLOCK(surface_->Get()))
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SDL_UnlockSurface(surface_->Get());
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}
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}
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void* Surface::LockHandle::GetPixels() const {
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return surface_->Get()->pixels;
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}
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int Surface::LockHandle::GetPitch() const {
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return surface_->Get()->pitch;
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}
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const SDL_PixelFormat& Surface::LockHandle::GetFormat() const {
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return *surface_->Get()->format;
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}
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}
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