gGUIManager.h

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/*
 * Copyright (C) 2016 Nitra Games Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef CORE_GGUIMANAGER_H_
#define CORE_GGUIMANAGER_H_
 
#include "gGUIFrame.h"
#include "gGUISizer.h"
#include "gGUIDialogue.h"
#include <deque>
 
class gBaseApp;
 
class gGUIManager {
public:
    static const int GUITHEME_LIGHT = 0, GUITHEME_DARK = 1, GUITHEME_LIGHTBLUE = 2, GUITHEME_DARKBLUE = 3;
    static const int fontnum = 1;
    static const int fonttypenum = 4;
 
    enum {
        FONTTYPE_REGULAR,
        FONTTYPE_BOLD,
        FONTTYPE_ITALIC,
        FONTTYPE_BOLDITALIC
    };
 
    enum {
        FONT_FREESANS
    };
 
    gGUIManager(gBaseApp* root, int width, int height);
    virtual ~gGUIManager();
 
    void setTheme(int guiTheme);
    int getTheme();
 
    gFont* getFont(int fontNo, int fontType = FONTTYPE_REGULAR);
 
    void setCurrentFrame(gGUIFrame* currentFrame);
    void setCurrentFrame(gGUIFrame* currentFrame, int width, int height);
    void setupDialogue(gGUIDialogue* dialogue);
    gGUIFrame* getCurrentFrame();
 
    bool showDialogue(gGUIDialogue* dialogue);
    bool hideDialogue(gGUIDialogue* dialogue);
 
    void keyPressed(int key);
    void keyReleased(int key);
    void charPressed(unsigned int key);
    void mouseMoved(int x, int y);
    void mousePressed(int x, int y, int button);
    void mouseDragged(int x, int y, int button);
    void mouseReleased(int x, int y, int button);
    void mouseScrolled(int x, int y);
    void mouseEntered();
    void mouseExited();
    void windowResized(int w, int h);
 
    void update();
    void draw();
 
    bool isframeset;
 
    void registerFrameForResizing(gGUIFrame* frame);
    void unregisterFrameForResizing(gGUIFrame* frame);
    bool isRegisteredFrameForResizing(gGUIFrame* frame);
 
private:
    gBaseApp* root;
    gGUIFrame* currentframe;
    gGUIFrame emptyframe;
    gGUISizer emptysizer;
    int guitheme;
 
    static const int themenum = 4;
    gColor themebackgroundcolor[themenum];
    gColor thememiddlegroundcolor[themenum];
    gColor themeforegroundcolor[themenum];
    gColor themebuttoncolor[themenum];
    gColor themepressedbuttoncolor[themenum];
    gColor themedisabledbuttoncolor[themenum];
    gColor themebuttonfontcolor[themenum];
    gColor themepressedbuttonfontcolor[themenum];
    gColor themedisabledbuttonfontcolor[themenum];
    gColor themetextbackgroundcolor[themenum];
    gColor themenavigationbackgroundcolor[themenum];
    gColor themefontcolor[themenum];
    gColor themenavigationfontcolor[themenum];
    gFont themefonts[fontnum][fonttypenum];
    void loadThemes();
    void resetTheme(int guiTheme);
 
    gGUISizer defdialoguesizer;
 
    std::deque<gGUIDialogue*> dialogues;
    std::deque<gGUIDialogue*> dialoguesshown;
    gGUIDialogue* selecteddialogue;
 
    std::deque<gGUIFrame*> registeredframesforresizing;
};
 
#endif /* CORE_GGUIMANAGER_H_ */