Mercurial > sdl-ios-xcode
diff src/video/qtopia/SDL_QWin.cc @ 371:db0cc6034336
Added David Hedbor's Qtopia patches
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 19 May 2002 20:06:01 +0000 |
parents | |
children | 11c8a7684f74 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/video/qtopia/SDL_QWin.cc Sun May 19 20:06:01 2002 +0000 @@ -0,0 +1,333 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@libsdl.org +*/ + +#ifdef SAVE_RCSID +static char rcsid = + "@(#) $Id$"; +#endif + +#include "SDL_QWin.h" +#include <qapplication.h> +#include <qdirectpainter_qws.h> +SDL_QWin::SDL_QWin(const QSize& size) + : QWidget(0, "SDL_main"), my_painter(0), my_image(0), + my_inhibit_resize(false), my_mouse_pos(-1,-1), my_flags(0), + my_has_fullscreen(false), my_locked(0) +{ + setBackgroundMode(NoBackground); +} + +SDL_QWin::~SDL_QWin() { + // Nothing to do yet. + if(my_image) { + delete my_image; + } +} + +void SDL_QWin::setImage(QImage *image) { + if ( my_image ) { + delete my_image; + } + my_image = image; + // setFixedSize(image->size()); +} + +void SDL_QWin::resizeEvent(QResizeEvent *e) { + if(size() != qApp->desktop()->size()) { + // Widget is not the correct size, so do the fullscreen magic + my_has_fullscreen = false; + enableFullscreen(); + } + if(my_inhibit_resize) { + my_inhibit_resize = false; + } else { + SDL_PrivateResize(e->size().width(), e->size().height()); + } +} + +void SDL_QWin::focusInEvent(QFocusEvent *) { + // Always do it here, no matter the size. + enableFullscreen(); + SDL_PrivateAppActive(true, SDL_APPINPUTFOCUS); +} + +void SDL_QWin::focusOutEvent(QFocusEvent *) { + my_has_fullscreen = false; + SDL_PrivateAppActive(false, SDL_APPINPUTFOCUS); +} + +void SDL_QWin::closeEvent(QCloseEvent *e) { + SDL_PrivateQuit(); + e->ignore(); +} + +void SDL_QWin::mouseMoveEvent(QMouseEvent *e) { + Qt::ButtonState button = e->button(); + int sdlstate = 0; + if( (button & Qt::LeftButton)) { + sdlstate |= SDL_BUTTON_LMASK; + } + if( (button & Qt::RightButton)) { + sdlstate |= SDL_BUTTON_RMASK; + } + if( (button & Qt::MidButton)) { + sdlstate |= SDL_BUTTON_MMASK; + } + SDL_PrivateMouseMotion(sdlstate, 0, e->pos().x(), e->pos().y()); +} + +void SDL_QWin::mousePressEvent(QMouseEvent *e) { + my_mouse_pos = e->pos(); + Qt::ButtonState button = e->button(); + SDL_PrivateMouseButton(SDL_PRESSED, + (button & Qt::LeftButton) ? 1 : + ((button & Qt::RightButton) ? 2 : 3), + e->x(), e->y()); +} + +void SDL_QWin::mouseReleaseEvent(QMouseEvent *e) { + my_mouse_pos = QPoint(-1, -1); + Qt::ButtonState button = e->button(); + SDL_PrivateMouseButton(SDL_RELEASED, + (button & Qt::LeftButton) ? 1 : + ((button & Qt::RightButton) ? 2 : 3), + e->x(), e->y()); +} + +#define USE_DIRECTPAINTER + + +#ifndef __i386__ +static inline void gs_fastRotateBlit_3 ( unsigned short *fb, + unsigned short *bits, + const QRect& rect ) +{ + int startx, starty; + int width, height; + + startx = rect.left() >> 1; + starty = rect.top() >> 1; + width = ((rect.right() - rect.left()) >> 1) + 2; + height = ((rect.bottom() - rect.top()) >> 1) + 2; + + if((startx+width) > 120) { + width = 120 - startx; // avoid horizontal overflow + } + if((starty+height) > 160) { + height = 160 - starty; // avoid vertical overflow + } + + ulong *sp1, *sp2, *dp1, *dp2; + ulong stop, sbot, dtop, dbot; + + sp1 = (ulong*)bits + startx + starty*240; + sp2 = sp1 + 120; + dp1 = (ulong *)fb + (159 - starty) + startx*320; + dp2 = dp1 + 160; + int rowadd = (-320*width) - 1; + int rowadd2 = 240 - width; + // transfer in cells of 2x2 pixels in words + for (int y=0; y<height; y++) { + for (int x=0; x<width; x++) { + // read source pixels + stop = *sp1; + sbot = *sp2; + // rotate pixels + dtop = (sbot & 0xffff) + ((stop & 0xffff)<<16); + dbot = ((sbot & 0xffff0000)>>16) + (stop & 0xffff0000); + // write to framebuffer + *dp1 = dtop; + *dp2 = dbot; + // update source ptrs + sp1++; sp2++; + // update dest ptrs - 2 pix at a time + dp1 += 320; + dp2 += 320; + } + // adjust src ptrs - skip a row as we work in pairs + sp1 += rowadd2; + sp2 += rowadd2; + // adjust dest ptrs for rotation + dp1 += rowadd; + dp2 += rowadd; + } +} +#endif + +void SDL_QWin::repaintRect(const QRect& rect) { + if(!my_painter || !rect.width() || !rect.height()) { + return; + } +#ifndef __i386__ + + if(QPixmap::defaultDepth() == 16 && + my_painter->transformOrientation() == 3 && + my_painter->numRects() >= 0) { + if(my_image->width() == width()) { + ushort *fb = (ushort*)my_painter->frameBuffer(); + ushort *buf = (ushort*)my_image->bits(); + gs_fastRotateBlit_3(fb, buf, rect); + } else { + // landscape mode + uchar *fb = (uchar*)my_painter->frameBuffer(); + uchar *buf = (uchar*)my_image->bits(); + int h = rect.height(); + int wd = rect.width()<<1; + int fblineadd = my_painter->lineStep(); + int buflineadd = my_image->bytesPerLine(); + fb += (rect.left()<<1) + rect.top() * my_painter->lineStep(); + buf += (rect.left()<<1) + rect.top() * my_image->bytesPerLine(); + while(h--) { + memcpy(fb, buf, wd); + fb += fblineadd; + buf += buflineadd; + } + } + } else { +#endif + QPainter pp(this); + pp.drawImage(rect.topLeft(), *my_image, rect); + pp.end(); +#ifndef __i386__ + } +#endif +} + +// This paints the current buffer to the screen, when desired. +void SDL_QWin::paintEvent(QPaintEvent *ev) { + if(my_image && isVisible() && isActiveWindow()) { + lockScreen(); + repaintRect(ev->rect()); + unlockScreen(); + } +} + +/* Function to translate a keyboard transition and queue the key event */ +void SDL_QWin::QueueKey(QKeyEvent *e, int pressed) +{ + SDL_keysym keysym; + int scancode = e->key(); + /* Set the keysym information */ + if(scancode >= 'A' && scancode <= 'Z') { + // Qt sends uppercase, SDL wants lowercase + keysym.sym = static_cast<SDLKey>(scancode + 32); + } else if(scancode >= 0x1000) { + // Special keys + switch(scancode) { + case Qt::Key_Escape: scancode = SDLK_ESCAPE; break; + case Qt::Key_Tab: scancode = SDLK_TAB; break; + case Qt::Key_Backspace: scancode = SDLK_BACKSPACE; break; + case Qt::Key_Return: scancode = SDLK_RETURN; break; + case Qt::Key_Enter: scancode = SDLK_KP_ENTER; break; + case Qt::Key_Insert: scancode = SDLK_INSERT; break; + case Qt::Key_Delete: scancode = SDLK_DELETE; break; + case Qt::Key_Pause: scancode = SDLK_PAUSE; break; + case Qt::Key_Print: scancode = SDLK_PRINT; break; + case Qt::Key_SysReq: scancode = SDLK_SYSREQ; break; + case Qt::Key_Home: scancode = SDLK_HOME; break; + case Qt::Key_End: scancode = SDLK_END; break; + case Qt::Key_Left: scancode = SDLK_LEFT; break; + case Qt::Key_Up: scancode = SDLK_UP; break; + case Qt::Key_Right: scancode = SDLK_RIGHT; break; + case Qt::Key_Down: scancode = SDLK_DOWN; break; + case Qt::Key_Prior: scancode = SDLK_PAGEUP; break; + case Qt::Key_Next: scancode = SDLK_PAGEDOWN; break; + case Qt::Key_Shift: scancode = SDLK_LSHIFT; break; + case Qt::Key_Control: scancode = SDLK_LCTRL; break; + case Qt::Key_Meta: scancode = SDLK_LMETA; break; + case Qt::Key_Alt: scancode = SDLK_LALT; break; + case Qt::Key_CapsLock: scancode = SDLK_CAPSLOCK; break; + case Qt::Key_NumLock: scancode = SDLK_NUMLOCK; break; + case Qt::Key_ScrollLock: scancode = SDLK_SCROLLOCK; break; + case Qt::Key_F1: scancode = SDLK_F1; break; + case Qt::Key_F2: scancode = SDLK_F2; break; + case Qt::Key_F3: scancode = SDLK_F3; break; + case Qt::Key_F4: scancode = SDLK_F4; break; + case Qt::Key_F5: scancode = SDLK_F5; break; + case Qt::Key_F6: scancode = SDLK_F6; break; + case Qt::Key_F7: scancode = SDLK_F7; break; + case Qt::Key_F8: scancode = SDLK_F8; break; + case Qt::Key_F9: scancode = SDLK_F9; break; + case Qt::Key_F10: scancode = SDLK_F10; break; + case Qt::Key_F11: scancode = SDLK_F11; break; + case Qt::Key_F12: scancode = SDLK_F12; break; + case Qt::Key_F13: scancode = SDLK_F13; break; + case Qt::Key_F14: scancode = SDLK_F14; break; + case Qt::Key_F15: scancode = SDLK_F15; break; + case Qt::Key_Super_L: scancode = SDLK_LSUPER; break; + case Qt::Key_Super_R: scancode = SDLK_RSUPER; break; + case Qt::Key_Menu: scancode = SDLK_MENU; break; + case Qt::Key_Help: scancode = SDLK_HELP; break; + default: + scancode = SDLK_UNKNOWN; + break; + } + keysym.sym = static_cast<SDLKey>(scancode); + } else { + keysym.sym = static_cast<SDLKey>(scancode); + } + keysym.scancode = scancode; + keysym.mod = KMOD_NONE; + ButtonState st = e->state(); + if( (st & ShiftButton) ) { keysym.mod = static_cast<SDLMod>(keysym.mod | KMOD_LSHIFT); } + if( (st & ControlButton) ) { keysym.mod = static_cast<SDLMod>(keysym.mod | KMOD_LCTRL); } + if( (st & AltButton) ) { keysym.mod = static_cast<SDLMod>(keysym.mod | KMOD_LALT); } + if ( SDL_TranslateUNICODE ) { + QChar qchar = e->text()[0]; + keysym.unicode = qchar.unicode(); + } else { + keysym.unicode = 0; + } + + /* NUMLOCK and CAPSLOCK are implemented as double-presses in reality */ + // if ( (keysym.sym == SDLK_NUMLOCK) || (keysym.sym == SDLK_CAPSLOCK) ) { + // pressed = 1; + // } + + /* Queue the key event */ + if ( pressed ) { + SDL_PrivateKeyboard(SDL_PRESSED, &keysym); + } else { + SDL_PrivateKeyboard(SDL_RELEASED, &keysym); + } +} + +void SDL_QWin::setFullscreen(bool fs_on) { + my_has_fullscreen = false; + enableFullscreen(); +} + +void SDL_QWin::enableFullscreen() { + // Make sure size is correct + if(!my_has_fullscreen) { + setFixedSize(qApp->desktop()->size()); + // This call is needed because showFullScreen won't work + // correctly if the widget already considers itself to be fullscreen. + showNormal(); + // This is needed because showNormal() forcefully changes the window + // style to WSTyle_TopLevel. + setWFlags(WStyle_Customize | WStyle_NoBorder); + // Enable fullscreen. + showFullScreen(); + my_has_fullscreen = true; + } +}