2008-05-25 11:20:28 +00:00
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/* 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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*/
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#ifndef INTERFACE_MANAGER_H
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#define INTERFACE_MANAGER_H
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#include "common/scummsys.h"
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#include "graphics/surface.h"
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#include "common/system.h"
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2008-05-25 17:06:10 +00:00
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2008-06-07 20:50:39 +00:00
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#include "graphics/surface.h"
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#include "graphics/fontman.h"
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2008-05-25 11:20:28 +00:00
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#include "graphics/VectorRenderer.h"
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namespace GUI {
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2008-06-09 21:16:26 +00:00
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#define g_InterfaceManager (GUI::InterfaceManager::instance())
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2008-06-07 20:50:39 +00:00
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struct WidgetDrawData;
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class InterfaceManager;
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2008-06-09 21:16:26 +00:00
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class InterfaceManager : public Common::Singleton<InterfaceManager> {
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friend class Common::Singleton<SingletonBaseType>;
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2008-06-10 11:25:00 +00:00
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typedef Common::String String;
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2008-05-25 11:20:28 +00:00
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2008-06-24 19:48:01 +00:00
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static const char *kDrawDataStrings[];
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2008-05-25 11:20:28 +00:00
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public:
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2008-05-28 14:27:22 +00:00
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enum Graphics_Mode {
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2008-05-28 15:03:30 +00:00
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kGfxDisabled = 0,
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kGfxStandard16bit,
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kGfxAntialias16bit
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2008-05-28 14:27:22 +00:00
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};
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2008-06-07 20:50:39 +00:00
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enum DrawData {
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kDDMainDialogBackground,
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kDDSpecialColorBackground,
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kDDPlainColorBackground,
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kDDDefaulBackground,
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kDDButtonIdle,
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kDDButtonHover,
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kDDSurface,
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kDDSliderFull,
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kDDSliderEmpty,
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kDDCheckboxEnabled,
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kDDCheckboxDisabled,
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kDDTab,
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kDDScrollbarBase,
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kDDScrollbarButtonTop,
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kDDScrollbarButtonBottom,
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kDDScrollbarHandle,
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kDDPopUp,
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kDDCaret,
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kDDSeparator,
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2008-06-07 20:50:39 +00:00
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kDrawDataMAX
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};
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enum FontStyle {
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kFontStyleBold = 0, //! A bold font. This is also the default font.
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kFontStyleNormal = 1, //! A normal font.
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kFontStyleItalic = 2, //! Italic styled font.
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kFontStyleFixedNormal = 3, //! Fixed size font.
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kFontStyleFixedBold = 4, //! Fixed size bold font.
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kFontStyleFixedItalic = 5, //! Fixed size italic font.
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kFontStyleMax
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};
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enum State {
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kStateDisabled, //! Indicates that the widget is disabled, that does NOT include that it is invisible
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kStateEnabled, //! Indicates that the widget is enabled
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kStateHighlight //! Indicates that the widget is highlighted by the user
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};
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//! Widget background type
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enum WidgetBackground {
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kWidgetBackgroundNo, //! No background at all
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kWidgetBackgroundPlain, //! Simple background, this may not include borders
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kWidgetBackgroundBorder, //! Same as kWidgetBackgroundPlain just with a border
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kWidgetBackgroundBorderSmall, //! Same as kWidgetBackgroundPlain just with a small border
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kWidgetBackgroundEditText, //! Background used for edit text fields
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kWidgetBackgroundSlider //! Background used for sliders
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};
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typedef State WidgetStateInfo;
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//! State of the scrollbar
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enum ScrollbarState {
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kScrollbarStateNo,
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kScrollbarStateUp,
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kScrollbarStateDown,
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kScrollbarStateSlider,
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kScrollbarStateSinglePage
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};
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//! Defined the align of the text
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enum TextAlign {
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kTextAlignLeft, //! Text should be aligned to the left
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kTextAlignCenter, //! Text should be centered
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kTextAlignRight //! Text should be aligned to the right
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};
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2008-06-09 21:16:26 +00:00
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//! Function used to process areas other than the current dialog
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enum ShadingStyle {
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kShadingNone, //! No special post processing
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kShadingDim, //! Dimming unused areas
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kShadingLuminance //! Converting colors to luminance for unused areas
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};
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2008-06-07 20:50:39 +00:00
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2008-05-28 14:27:22 +00:00
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2008-06-09 21:16:26 +00:00
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InterfaceManager();
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2008-05-25 11:20:28 +00:00
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~InterfaceManager() {
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2008-05-28 14:27:22 +00:00
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freeRenderer();
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freeScreen();
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2008-05-25 11:20:28 +00:00
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}
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2008-05-28 14:27:22 +00:00
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void setGraphicsMode(Graphics_Mode mode);
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int runGUI();
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2008-06-09 21:16:26 +00:00
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bool init();
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bool deinit();
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2008-06-07 20:50:39 +00:00
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/** Font management */
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const Graphics::Font *getFont(FontStyle font) const { return _font; }
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int getFontHeight(FontStyle font = kFontStyleBold) const { if (_initOk) return _font->getFontHeight(); return 0; }
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int getStringWidth(const Common::String &str, FontStyle font) const { if (_initOk) return _font->getStringWidth(str); return 0; }
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int getCharWidth(byte c, FontStyle font) const { if (_initOk) return _font->getCharWidth(c); return 0; }
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/** Widget drawing */
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2008-06-10 11:25:00 +00:00
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void drawWidgetBackground(const Common::Rect &r, uint16 hints, WidgetBackground background = kWidgetBackgroundPlain, WidgetStateInfo state = kStateEnabled) {}
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void drawButton(const Common::Rect &r, const Common::String &str, WidgetStateInfo state = kStateEnabled, uint16 hints = 0);
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void drawSurface(const Common::Rect &r, const Graphics::Surface &surface, WidgetStateInfo state = kStateEnabled, int alpha = 256, bool themeTrans = false) {}
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void drawSlider(const Common::Rect &r, int width, WidgetStateInfo state = kStateEnabled);
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void drawCheckbox(const Common::Rect &r, const Common::String &str, bool checked, WidgetStateInfo state = kStateEnabled);
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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 = kStateEnabled) {}
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void drawScrollbar(const Common::Rect &r, int sliderY, int sliderHeight, ScrollbarState, WidgetStateInfo state = kStateEnabled);
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2008-06-10 11:25:00 +00:00
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void drawPopUpWidget(const Common::Rect &r, const Common::String &sel, int deltax, WidgetStateInfo state = kStateEnabled, TextAlign align = kTextAlignLeft) {}
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void drawCaret(const Common::Rect &r, bool erase, WidgetStateInfo state = kStateEnabled) {}
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2008-06-12 11:26:11 +00:00
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void drawLineSeparator(const Common::Rect &r, WidgetStateInfo state = kStateEnabled);
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2008-05-28 14:27:22 +00:00
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2008-06-18 00:15:21 +00:00
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DrawData getDrawDataId(Common::String &name) {
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2008-06-24 19:48:01 +00:00
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for (int i = 0; i < kDrawDataMAX; ++i)
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if (name.compareToIgnoreCase(kDrawDataStrings[i]) == 0)
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return (DrawData)i;
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return (DrawData)-1;
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2008-06-18 00:15:21 +00:00
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}
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void addDrawStep(Common::String &drawDataId, Graphics::DrawStep *step);
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2008-06-24 19:48:01 +00:00
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bool addDrawData(DrawData data_id, bool cached);
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2008-06-18 00:15:21 +00:00
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protected:
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template<typename PixelType> void screenInit();
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void freeRenderer() {
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2008-05-28 14:37:29 +00:00
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delete _vectorRenderer;
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_vectorRenderer = 0;
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2008-05-28 14:27:22 +00:00
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}
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void freeScreen() {
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if (_screen != 0) {
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_screen->free();
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delete _screen;
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2008-05-28 14:37:29 +00:00
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_screen = 0;
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2008-05-28 14:27:22 +00:00
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}
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}
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2008-06-12 11:26:11 +00:00
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bool isWidgetCached(DrawData type, const Common::Rect &r);
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void drawCached(DrawData type, const Common::Rect &r);
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inline void drawDD(DrawData type, const Common::Rect &r);
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void addDirtyRect(const Common::Rect &r) {}
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2008-05-28 14:27:22 +00:00
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OSystem *_system;
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Graphics::VectorRenderer *_vectorRenderer;
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2008-05-28 14:27:22 +00:00
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Graphics::Surface *_screen;
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int _bytesPerPixel;
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Graphics_Mode _graphicsMode;
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2008-06-07 20:50:39 +00:00
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Common::String _fontName;
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const Graphics::Font *_font;
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WidgetDrawData *_widgets[kDrawDataMAX];
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bool _initOk;
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bool _caching;
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};
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struct WidgetDrawData {
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2008-06-10 11:25:00 +00:00
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Common::Rect _realSize;
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bool _scaled;
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2008-06-18 00:15:21 +00:00
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Common::Array<Graphics::DrawStep*> _steps;
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2008-06-07 20:50:39 +00:00
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bool _cached;
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Graphics::Surface *_surfaceCache;
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InterfaceManager::DrawData _type;
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2008-05-25 11:20:28 +00:00
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};
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} // end of namespace GUI.
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2008-05-25 17:06:10 +00:00
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#endif
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