Mercurial > hg > orthanc-stone
view Applications/Sdl/SdlEngine.cpp @ 232:7d3b2c4f9ba1 am
don't cache hasUpdate_ since its not updated when we update the underlying hierarchy (i.e: when the child of a layout is a layout without child when it is added but childs are added later ...)
author | am@osimis.io |
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date | Fri, 15 Jun 2018 11:23:04 +0200 |
parents | 84844649a8fd |
children | 46c5296d867e |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2018 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Affero General Public License * as published by the Free Software Foundation, either version 3 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 * Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #include "SdlEngine.h" #if ORTHANC_ENABLE_SDL == 1 #include <Core/Logging.h> #include <SDL.h> namespace OrthancStone { void SdlEngine::SetSize(BasicSdlApplicationContext::ViewportLocker& locker, unsigned int width, unsigned int height) { locker.GetViewport().SetSize(width, height); surface_.SetSize(width, height); } void SdlEngine::RenderFrame() { if (viewportChanged_) { BasicSdlApplicationContext::ViewportLocker locker(context_); surface_.Render(locker.GetViewport()); viewportChanged_ = false; } } KeyboardModifiers SdlEngine::GetKeyboardModifiers(const uint8_t* keyboardState, const int scancodeCount) { int result = KeyboardModifiers_None; if (keyboardState != NULL) { if (SDL_SCANCODE_LSHIFT < scancodeCount && keyboardState[SDL_SCANCODE_LSHIFT]) { result |= KeyboardModifiers_Shift; } if (SDL_SCANCODE_RSHIFT < scancodeCount && keyboardState[SDL_SCANCODE_RSHIFT]) { result |= KeyboardModifiers_Shift; } if (SDL_SCANCODE_LCTRL < scancodeCount && keyboardState[SDL_SCANCODE_LCTRL]) { result |= KeyboardModifiers_Control; } if (SDL_SCANCODE_RCTRL < scancodeCount && keyboardState[SDL_SCANCODE_RCTRL]) { result |= KeyboardModifiers_Control; } if (SDL_SCANCODE_LALT < scancodeCount && keyboardState[SDL_SCANCODE_LALT]) { result |= KeyboardModifiers_Alt; } if (SDL_SCANCODE_RALT < scancodeCount && keyboardState[SDL_SCANCODE_RALT]) { result |= KeyboardModifiers_Alt; } } return static_cast<KeyboardModifiers>(result); } SdlEngine::SdlEngine(SdlWindow& window, BasicSdlApplicationContext& context) : window_(window), context_(context), surface_(window), viewportChanged_(true) { } SdlEngine::~SdlEngine() { } void SdlEngine::Run() { int scancodeCount = 0; const uint8_t* keyboardState = SDL_GetKeyboardState(&scancodeCount); { BasicSdlApplicationContext::ViewportLocker locker(context_); SetSize(locker, window_.GetWidth(), window_.GetHeight()); locker.GetViewport().SetDefaultView(); } bool stop = false; while (!stop) { RenderFrame(); SDL_Event event; while (!stop && SDL_PollEvent(&event)) { BasicSdlApplicationContext::ViewportLocker locker(context_); if (event.type == SDL_QUIT) { stop = true; break; } else if (event.type == SDL_MOUSEBUTTONDOWN) { KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); switch (event.button.button) { case SDL_BUTTON_LEFT: locker.GetViewport().MouseDown(MouseButton_Left, event.button.x, event.button.y, modifiers); break; case SDL_BUTTON_RIGHT: locker.GetViewport().MouseDown(MouseButton_Right, event.button.x, event.button.y, modifiers); break; case SDL_BUTTON_MIDDLE: locker.GetViewport().MouseDown(MouseButton_Middle, event.button.x, event.button.y, modifiers); break; default: break; } } else if (event.type == SDL_MOUSEMOTION) { locker.GetViewport().MouseMove(event.button.x, event.button.y); } else if (event.type == SDL_MOUSEBUTTONUP) { locker.GetViewport().MouseUp(); } else if (event.type == SDL_WINDOWEVENT) { switch (event.window.event) { case SDL_WINDOWEVENT_LEAVE: locker.GetViewport().MouseLeave(); break; case SDL_WINDOWEVENT_ENTER: locker.GetViewport().MouseEnter(); break; case SDL_WINDOWEVENT_SIZE_CHANGED: SetSize(locker, event.window.data1, event.window.data2); break; default: break; } } else if (event.type == SDL_MOUSEWHEEL) { KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); int x, y; SDL_GetMouseState(&x, &y); if (event.wheel.y > 0) { locker.GetViewport().MouseWheel(MouseWheelDirection_Up, x, y, modifiers); } else if (event.wheel.y < 0) { locker.GetViewport().MouseWheel(MouseWheelDirection_Down, x, y, modifiers); } } else if (event.type == SDL_KEYDOWN && event.key.repeat == 0 /* Ignore key bounce */) { KeyboardModifiers modifiers = GetKeyboardModifiers(keyboardState, scancodeCount); switch (event.key.keysym.sym) { case SDLK_a: locker.GetViewport().KeyPressed('a', modifiers); break; case SDLK_b: locker.GetViewport().KeyPressed('b', modifiers); break; case SDLK_c: locker.GetViewport().KeyPressed('c', modifiers); break; case SDLK_d: locker.GetViewport().KeyPressed('d', modifiers); break; case SDLK_e: locker.GetViewport().KeyPressed('e', modifiers); break; case SDLK_f: window_.ToggleMaximize(); break; case SDLK_g: locker.GetViewport().KeyPressed('g', modifiers); break; case SDLK_h: locker.GetViewport().KeyPressed('h', modifiers); break; case SDLK_i: locker.GetViewport().KeyPressed('i', modifiers); break; case SDLK_j: locker.GetViewport().KeyPressed('j', modifiers); break; case SDLK_k: locker.GetViewport().KeyPressed('k', modifiers); break; case SDLK_l: locker.GetViewport().KeyPressed('l', modifiers); break; case SDLK_m: locker.GetViewport().KeyPressed('m', modifiers); break; case SDLK_n: locker.GetViewport().KeyPressed('n', modifiers); break; case SDLK_o: locker.GetViewport().KeyPressed('o', modifiers); break; case SDLK_p: locker.GetViewport().KeyPressed('p', modifiers); break; case SDLK_q: stop = true; break; case SDLK_r: locker.GetViewport().KeyPressed('r', modifiers); break; case SDLK_s: locker.GetViewport().KeyPressed('s', modifiers); break; case SDLK_t: locker.GetViewport().KeyPressed('t', modifiers); break; case SDLK_u: locker.GetViewport().KeyPressed('u', modifiers); break; case SDLK_v: locker.GetViewport().KeyPressed('v', modifiers); break; case SDLK_w: locker.GetViewport().KeyPressed('w', modifiers); break; case SDLK_x: locker.GetViewport().KeyPressed('x', modifiers); break; case SDLK_y: locker.GetViewport().KeyPressed('y', modifiers); break; case SDLK_z: locker.GetViewport().KeyPressed('z', modifiers); break; case SDLK_KP_0: locker.GetViewport().KeyPressed('0', modifiers); break; case SDLK_KP_1: locker.GetViewport().KeyPressed('1', modifiers); break; case SDLK_KP_2: locker.GetViewport().KeyPressed('2', modifiers); break; case SDLK_KP_3: locker.GetViewport().KeyPressed('3', modifiers); break; case SDLK_KP_4: locker.GetViewport().KeyPressed('4', modifiers); break; case SDLK_KP_5: locker.GetViewport().KeyPressed('5', modifiers); break; case SDLK_KP_6: locker.GetViewport().KeyPressed('6', modifiers); break; case SDLK_KP_7: locker.GetViewport().KeyPressed('7', modifiers); break; case SDLK_KP_8: locker.GetViewport().KeyPressed('8', modifiers); break; case SDLK_KP_9: locker.GetViewport().KeyPressed('9', modifiers); break; case SDLK_PLUS: case SDLK_KP_PLUS: locker.GetViewport().KeyPressed('+', modifiers); break; case SDLK_MINUS: case SDLK_KP_MINUS: locker.GetViewport().KeyPressed('-', modifiers); break; default: break; } } } // Small delay to avoid using 100% of CPU SDL_Delay(1); } } } #endif