mirror of
https://github.com/libretro/scummvm.git
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341 lines
9.7 KiB
C++
341 lines
9.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*/
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#ifndef GUI_THEMEMODERN_H
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#define GUI_THEMEMODERN_H
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#ifndef DISABLE_FANCY_THEMES
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#include "gui/theme.h"
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namespace GUI {
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class ThemeModern : public Theme {
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public:
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ThemeModern(OSystem *system, const Common::String &stylefile, const Common::ConfigFile *cfg = 0);
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virtual ~ThemeModern();
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bool init();
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void deinit();
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void refresh();
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bool ownCursor() const { return _useCursor; }
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void enable();
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void disable();
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void openDialog(bool topDialog);
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void closeAllDialogs();
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void clearAll();
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void updateScreen();
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void setDrawArea(const Common::Rect &r);
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void resetDrawArea();
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const Graphics::Font *getFont(FontStyle font = kFontStyleBold) const { return _fonts[font]; }
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int getFontHeight(FontStyle font = kFontStyleBold) const { if (_fonts[font]) return _fonts[font]->getFontHeight(); return 0; }
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int getStringWidth(const Common::String &str, FontStyle font = kFontStyleBold) const { if (_fonts[font]) return _fonts[font]->getStringWidth(str); return 0; }
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int getCharWidth(byte c, FontStyle font = kFontStyleBold) const { if (_fonts[font]) return _fonts[font]->getCharWidth(c); return 0; }
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void drawDialogBackground(const Common::Rect &r, uint16 hints, WidgetStateInfo state);
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void drawText(const Common::Rect &r, const Common::String &str, WidgetStateInfo state, TextAlign align, bool inverted, int deltax, bool useEllipsis, FontStyle font);
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void drawChar(const Common::Rect &r, byte ch, const Graphics::Font *font, WidgetStateInfo state);
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void drawWidgetBackground(const Common::Rect &r, uint16 hints, WidgetBackground background, WidgetStateInfo state);
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void drawButton(const Common::Rect &r, const Common::String &str, WidgetStateInfo state, uint16 hints);
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void drawSurface(const Common::Rect &r, const Graphics::Surface &surface, WidgetStateInfo state, int alpha, bool themeTrans);
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void drawSlider(const Common::Rect &r, int width, WidgetStateInfo state);
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void drawCheckbox(const Common::Rect &r, const Common::String &str, bool checked, WidgetStateInfo state);
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void drawTab(const Common::Rect &r, int tabHeight, int tabWidth, const Common::Array<Common::String> &tabs, int active, uint16 hints, int titleVPad, WidgetStateInfo state);
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void drawScrollbar(const Common::Rect &r, int sliderY, int sliderHeight, ScrollbarState, WidgetStateInfo state);
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void drawPopUpWidget(const Common::Rect &r, const Common::String &sel, int deltax, WidgetStateInfo state, TextAlign align);
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void drawCaret(const Common::Rect &r, bool erase, WidgetStateInfo state);
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void drawLineSeparator(const Common::Rect &r, WidgetStateInfo state);
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void restoreBackground(Common::Rect r, bool special = false);
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bool addDirtyRect(Common::Rect r, bool backup = false, bool special = false);
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int getTabSpacing() const;
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int getTabPadding() const;
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bool supportsImages() const { return true; }
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const Graphics::Surface *getImageSurface(const kThemeImages n) const { return n == kImageLogo ? _images[kThemeLogo] : 0; }
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private:
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void colorFade(const Common::Rect &r, OverlayColor start, OverlayColor end, uint factor = 1);
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void drawRect(const Common::Rect &r, const Graphics::Surface *corner, const Graphics::Surface *top,
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const Graphics::Surface *left, const Graphics::Surface *fill, int alpha, bool skipLastRow = false);
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void drawRectMasked(const Common::Rect &r, const Graphics::Surface *corner, const Graphics::Surface *top,
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const Graphics::Surface *left, const Graphics::Surface *fill, int alpha,
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OverlayColor start, OverlayColor end, uint factor = 1, bool skipLastRow = false, bool skipTopRow = false);
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void drawSurface(const Common::Rect &r, const Graphics::Surface *surf, bool upDown, bool leftRight, int alpha);
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void drawSurfaceMasked(const Common::Rect &r, const Graphics::Surface *surf, bool upDown, bool leftRight, int alpha,
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OverlayColor start, OverlayColor end, uint factor = 1);
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enum ShadowStyles {
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kShadowFull = 0,
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kShadowSmall = 1,
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kShadowButton = 2,
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kShadowEmboss = 3,
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kShadowPopUp = 4
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};
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Common::Rect shadowRect(const Common::Rect &r, uint32 shadowStyle);
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void drawShadow(const Common::Rect &r, const Graphics::Surface *corner, const Graphics::Surface *top,
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const Graphics::Surface *left, const Graphics::Surface *fill, uint32 shadowStyle, bool skipLastRow = false,
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bool skipTopRow = false);
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void drawShadowRect(const Common::Rect &r, const Common::Rect &area, const Graphics::Surface *corner,
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const Graphics::Surface *top, const Graphics::Surface *left, const Graphics::Surface *fill,
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int alpha, bool skipLastRow = false, bool skipTopRow = false);
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int _shadowLeftWidth, _shadowRightWidth;
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int _shadowTopHeight, _shadowBottomHeight;
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OSystem *_system;
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Graphics::Surface _screen;
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Common::Rect _shadowDrawArea;
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bool _initOk;
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bool _forceRedraw;
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bool _enabled;
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int _lastUsedBitMask;
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void resetupGuiRenderer();
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void setupColors();
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OverlayColor getColor(State state);
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struct DialogState {
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Graphics::Surface screen;
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} *_dialog;
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void setupFonts();
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void deleteFonts();
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void setupFont(const Common::String &key, const Common::String &name, FontStyle style);
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const Graphics::Font *_fonts[kFontStyleMax];
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private:
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void processExtraValues();
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enum ImageHandles {
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kDialogBkgdCorner = 0,
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kDialogBkgdTop = 1,
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kDialogBkgdLeft = 2,
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kDialogBkgd = 3,
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kWidgetBkgdCorner = 4,
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kWidgetBkgdTop = 5,
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kWidgetBkgdLeft = 6,
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kWidgetBkgd = 7,
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kCheckboxEmpty = 8,
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kCheckboxChecked = 9,
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kWidgetArrow = 10,
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kTabBkgdCorner = 11,
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kTabBkgdTop = 12,
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kTabBkgdLeft = 13,
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kTabBkgd = 14,
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kSliderBkgdCorner = 15,
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kSliderBkgdTop = 16,
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kSliderBkgdLeft = 17,
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kSliderBkgd = 18,
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kSliderCorner = 19,
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kSliderTop = 20,
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kSliderLeft = 21,
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kSlider = 22,
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kScrollbarBkgdCorner = 23,
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kScrollbarBkgdTop = 24,
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kScrollbarBkgdLeft = 25,
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kScrollbarBkgd = 26,
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kScrollbarCorner = 27,
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kScrollbarTop = 28,
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kScrollbarLeft = 29,
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kScrollbar = 30,
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kButtonBkgdCorner = 31,
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kButtonBkgdTop = 32,
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kButtonBkgdLeft = 33,
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kButtonBkgd = 34,
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kWidgetSmallBkgdCorner = 35,
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kWidgetSmallBkgdTop = 36,
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kWidgetSmallBkgdLeft = 37,
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kWidgetSmallBkgd = 38,
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kThemeLogo = 39,
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kPopUpWidgetBkgdCorner = 40,
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kPopUpWidgetBkgdTop = 41,
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kPopUpWidgetBkgdLeft = 42,
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kPopUpWidgetBkgd = 43,
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kEditTextBkgdCorner = 44,
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kEditTextBkgdTop = 45,
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kEditTextBkgdLeft = 46,
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kEditTextBkgd = 47,
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kGUICursor = 48,
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kImageHandlesMax
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};
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private:
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int _dimPercentValue;
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typedef OverlayColor (ThemeModern::*InactiveDialogCallback)(OverlayColor col);
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InactiveDialogCallback _dialogShadingCallback;
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OverlayColor calcLuminance(OverlayColor col);
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OverlayColor calcDimColor(OverlayColor col);
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bool _useCursor;
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void setUpCursor();
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void createCursor();
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int _cursorHotspotX, _cursorHotspotY;
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int _cursorTargetScale;
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#define MAX_CURS_COLORS 255
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byte *_cursor;
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bool _needPaletteUpdates;
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uint _cursorWidth, _cursorHeight;
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byte _cursorPal[4*MAX_CURS_COLORS];
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private:
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Common::String _imageHandles[kImageHandlesMax];
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const Graphics::Surface **_images;
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enum ColorHandles {
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kMainDialogStart = 0,
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kMainDialogEnd = 1,
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kDialogStart = 2,
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kDialogEnd = 3,
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kColorStateDisabled = 4,
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kColorStateHighlight = 5,
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kColorStateEnabled = 6,
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kColorTransparency = 7,
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kTextInvertedBackground = 8,
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kTextInvertedColor = 9,
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kWidgetBackgroundStart = 10,
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kWidgetBackgroundEnd = 11,
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kWidgetBackgroundSmallStart = 12,
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kWidgetBackgroundSmallEnd = 13,
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kButtonBackgroundStart = 14,
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kButtonBackgroundEnd = 15,
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kButtonTextEnabled = 16,
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kButtonTextDisabled = 17,
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kButtonTextHighlight = 18,
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kSliderBackgroundStart = 19,
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kSliderBackgroundEnd = 20,
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kSliderStart = 21,
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kSliderEnd = 22,
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kTabBackgroundStart = 23,
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kTabBackgroundEnd = 24,
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kScrollbarBackgroundStart = 25,
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kScrollbarBackgroundEnd = 26,
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kScrollbarButtonStart = 27,
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kScrollbarButtonEnd = 28,
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kScrollbarSliderStart = 29,
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kScrollbarSliderEnd = 30,
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kCaretColor = 31,
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kSliderHighStart = 32,
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kSliderHighEnd = 33,
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kButtonBackgroundHighlightStart = 34,
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kButtonBackgroundHighlightEnd = 35,
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kScrollbarButtonHighlightStart = 36,
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kScrollbarButtonHighlightEnd = 37,
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kScrollbarSliderHighlightStart = 38,
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kScrollbarSliderHighlightEnd = 39,
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kPopUpWidgetStart = 40,
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kPopUpWidgetEnd = 41,
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kPopUpWidgetHighlightStart = 42,
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kPopUpWidgetHighlightEnd = 43,
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kEditTextBackgroundStart = 44,
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kEditTextBackgroundEnd = 45,
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kTabActiveStart = 46,
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kTabActiveEnd = 47,
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kTabInactiveStart = 48,
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kTabInactiveEnd = 49,
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kColorHandlesMax
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};
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OverlayColor _colors[kColorHandlesMax];
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enum GradientFactors {
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kMainDialogFactor = 0,
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kDialogFactor = 1,
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kDialogSpecialFactor = 2,
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kWidgetSmallFactor = 3,
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kWidgetFactor = 4,
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kButtonFactor = 5,
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kSliderFactor = 6,
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kSliderBackground = 7,
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kTabFactor = 7,
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kScrollbarFactor = 8,
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kScrollbarBkgdFactor = 9,
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kPopUpWidgetFactor = 10,
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kEditTextFactor = 11,
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kMaxGradientFactors
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};
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uint _gradientFactors[kMaxGradientFactors];
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};
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} // end of namespace GUI
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#endif
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#endif
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