diff options
Diffstat (limited to 'backends/platform/sdl/sdl-window.cpp')
| -rw-r--r-- | backends/platform/sdl/sdl-window.cpp | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/backends/platform/sdl/sdl-window.cpp b/backends/platform/sdl/sdl-window.cpp new file mode 100644 index 0000000000..6d35f77ae0 --- /dev/null +++ b/backends/platform/sdl/sdl-window.cpp @@ -0,0 +1,223 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#define FORBIDDEN_SYMBOL_ALLOW_ALL + +#include "backends/platform/sdl/sdl-window.h" + +#include "common/textconsole.h" + +#include "icons/scummvm.xpm" + +SdlWindow::SdlWindow() +#if SDL_VERSION_ATLEAST(2, 0, 0) + : _window(nullptr), _inputGrabState(false), _windowCaption("ScummVM") +#endif + { +} + +SdlWindow::~SdlWindow() { +#if SDL_VERSION_ATLEAST(2, 0, 0) + destroyWindow(); +#endif +} + +void SdlWindow::setupIcon() { + int x, y, w, h, ncols, nbytes, i; + unsigned int rgba[256]; + unsigned int *icon; + + if (sscanf(scummvm_icon[0], "%d %d %d %d", &w, &h, &ncols, &nbytes) != 4) { + warning("Wrong format of scummvm_icon[0] (%s)", scummvm_icon[0]); + + return; + } + if ((w > 512) || (h > 512) || (ncols > 255) || (nbytes > 1)) { + warning("Could not load the built-in icon (%d %d %d %d)", w, h, ncols, nbytes); + return; + } + icon = (unsigned int*)malloc(w*h*sizeof(unsigned int)); + if (!icon) { + warning("Could not allocate temp storage for the built-in icon"); + return; + } + + for (i = 0; i < ncols; i++) { + unsigned char code; + char color[32]; + memset(color, 0, sizeof(color)); + unsigned int col; + if (sscanf(scummvm_icon[1 + i], "%c c %s", &code, color) != 2) { + warning("Wrong format of scummvm_icon[%d] (%s)", 1 + i, scummvm_icon[1 + i]); + } + if (!strcmp(color, "None")) + col = 0x00000000; + else if (!strcmp(color, "black")) + col = 0xFF000000; + else if (color[0] == '#') { + if (sscanf(color + 1, "%06x", &col) != 1) { + warning("Wrong format of color (%s)", color + 1); + } + col |= 0xFF000000; + } else { + warning("Could not load the built-in icon (%d %s - %s) ", code, color, scummvm_icon[1 + i]); + free(icon); + return; + } + + rgba[code] = col; + } + for (y = 0; y < h; y++) { + const char *line = scummvm_icon[1 + ncols + y]; + for (x = 0; x < w; x++) { + icon[x + w * y] = rgba[(int)line[x]]; + } + } + + SDL_Surface *sdl_surf = SDL_CreateRGBSurfaceFrom(icon, w, h, 32, w * 4, 0xFF0000, 0x00FF00, 0x0000FF, 0xFF000000); + if (!sdl_surf) { + warning("SDL_CreateRGBSurfaceFrom(icon) failed"); + } + +#if SDL_VERSION_ATLEAST(2, 0, 0) + if (_window) { + SDL_SetWindowIcon(_window, sdl_surf); + } +#else + SDL_WM_SetIcon(sdl_surf, NULL); +#endif + + SDL_FreeSurface(sdl_surf); + free(icon); +} + +void SdlWindow::setWindowCaption(const Common::String &caption) { +#if SDL_VERSION_ATLEAST(2, 0, 0) + _windowCaption = caption; + if (_window) { + SDL_SetWindowTitle(_window, caption.c_str()); + } +#else + SDL_WM_SetCaption(caption.c_str(), caption.c_str()); +#endif +} + +void SdlWindow::toggleMouseGrab() { +#if SDL_VERSION_ATLEAST(2, 0, 0) + if (_window) { + _inputGrabState = !(SDL_GetWindowGrab(_window) == SDL_TRUE); + SDL_SetWindowGrab(_window, _inputGrabState ? SDL_TRUE : SDL_FALSE); + } +#else + if (SDL_WM_GrabInput(SDL_GRAB_QUERY) == SDL_GRAB_OFF) { + SDL_WM_GrabInput(SDL_GRAB_ON); + } else { + SDL_WM_GrabInput(SDL_GRAB_OFF); + } +#endif +} + +bool SdlWindow::hasMouseFocus() const { +#if SDL_VERSION_ATLEAST(2, 0, 0) + if (_window) { + return (SDL_GetWindowFlags(_window) & SDL_WINDOW_MOUSE_FOCUS); + } else { + return false; + } +#else + return (SDL_GetAppState() & SDL_APPMOUSEFOCUS); +#endif +} + +void SdlWindow::warpMouseInWindow(uint x, uint y) { +#if SDL_VERSION_ATLEAST(2, 0, 0) + if (_window) { + SDL_WarpMouseInWindow(_window, x, y); + } +#else + SDL_WarpMouse(x, y); +#endif +} + +void SdlWindow::iconifyWindow() { +#if SDL_VERSION_ATLEAST(2, 0, 0) + if (_window) { + SDL_MinimizeWindow(_window); + } +#else + SDL_WM_IconifyWindow(); +#endif +} + +bool SdlWindow::getSDLWMInformation(SDL_SysWMinfo *info) const { + SDL_VERSION(&info->version); +#if SDL_VERSION_ATLEAST(2, 0, 0) + return SDL_GetWindowWMInfo(_window, info); +#else + return SDL_GetWMInfo(info); +#endif +} + +#if SDL_VERSION_ATLEAST(2, 0, 0) +SDL_Surface *copySDLSurface(SDL_Surface *src) { + const bool locked = SDL_MUSTLOCK(src) == SDL_TRUE; + + if (locked) { + if (SDL_LockSurface(src) != 0) { + return nullptr; + } + } + + SDL_Surface *res = SDL_CreateRGBSurfaceFrom(src->pixels, + src->w, src->h, src->format->BitsPerPixel, + src->pitch, src->format->Rmask, src->format->Gmask, + src->format->Bmask, src->format->Amask); + + if (locked) { + SDL_UnlockSurface(src); + } + + return res; +} + +bool SdlWindow::createWindow(int width, int height, uint32 flags) { + destroyWindow(); + + if (_inputGrabState) { + flags |= SDL_WINDOW_INPUT_GRABBED; + } + + _window = SDL_CreateWindow(_windowCaption.c_str(), SDL_WINDOWPOS_UNDEFINED, + SDL_WINDOWPOS_UNDEFINED, width, height, flags); + if (!_window) { + return false; + } + setupIcon(); + + return true; +} + +void SdlWindow::destroyWindow() { + SDL_DestroyWindow(_window); + _window = nullptr; +} +#endif |