scummvm/engines/bladerunner/ui/ui_scroll_box.h
2019-07-17 19:09:15 +03:00

140 lines
4.1 KiB
C++

/* 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.
*
*/
#ifndef BLADERUNNER_UI_SCROLLBOX_H
#define BLADERUNNER_UI_SCROLLBOX_H
#include "bladerunner/color.h"
#include "bladerunner/ui/ui_component.h"
#include "common/array.h"
#include "common/rect.h"
#include "common/str.h"
namespace BladeRunner {
typedef void UIScrollBoxCallback(void *callbackData, void *source, int lineData, int mouseButton);
class UIScrollBox : public UIComponent {
static const int kLineHeight = 10;
static const Color256 k3DFrameColors[];
static const Color256 kTextBackgroundColors[];
static const Color256 kTextColors1[];
static const Color256 kTextColors2[];
static const Color256 kTextColors3[];
static const Color256 kTextColors4[];
struct Line {
Common::String text;
int lineData;
int flags;
uint32 checkboxFrame;
};
int _selectedLineState;
int _scrollUpButtonState;
int _scrollDownButtonState;
int _scrollAreaUpState;
int _scrollAreaDownState;
int _scrollBarState;
int _hoveredLine;
int _selectedLineIndex;
bool _scrollUpButtonHover;
bool _scrollDownButtonHover;
bool _scrollAreaUpHover;
bool _scrollAreaDownHover;
bool _scrollBarHover;
bool _mouseButton;
UIScrollBoxCallback *_lineSelectedCallback;
void *_callbackData;
bool _isVisible;
int _style;
bool _center;
uint32 _timeLastScroll;
uint32 _timeLastCheckbox;
uint32 _timeLastHighlight;
int _highlightFrame;
Common::Rect _rect;
Common::Rect _scrollBarRect;
int _lineCount;
int _maxLineCount;
Common::Array<Line *> _lines;
int _maxLinesVisible;
int _firstLineVisible;
bool _mouseOver;
public:
UIScrollBox(BladeRunnerEngine *vm, UIScrollBoxCallback *lineSelectedCallback, void *callbackData, int maxLineCount, int style, bool center, Common::Rect rect,Common::Rect scrollBarRect);
~UIScrollBox();
void draw(Graphics::Surface &surface) override;
void handleMouseMove(int mouseX, int mouseY) override;
void handleMouseDown(bool alternateButton) override;
void handleMouseUp(bool alternateButton) override;
void handleMouseScroll(int direction) override;
void show();
void hide();
void clearLines();
void addLine(const Common::String &text, int lineData, int flags);
void addLine(const char *text, int lineData, int flags);
void sortLines();
int getSelectedLineData();
void checkAll();
void uncheckAll();
void toggleCheckBox(int lineData);
bool hasLine(int lineData);
void resetHighlight(int lineData);
void setFlags(int lineData, int flags);
void resetFlags(int lineData, int flags);
private:
static int sortFunction(const void *line1, const void *line2);
void draw3DFrame(Graphics::Surface &surface, Common::Rect rect, bool pressed, int style);
void scrollUp();
void scrollDown();
int findLine(int lineData);
};
} // End of namespace BladeRunner
#endif