148 lines
4.4 KiB
C++
148 lines
4.4 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*
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*/
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/* This is a very generic button widget - NOT ANY LONGER*/
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#ifndef NUVIE_GUI_GUI_BUTTON_H
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#define NUVIE_GUI_GUI_BUTTON_H
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#include "ultima/nuvie/gui/widgets/gui_widget.h"
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#include "ultima/nuvie/gui/gui_font.h"
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namespace Ultima {
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namespace Nuvie {
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class GUI_CallBack;
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/* design constants */
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#define BUTTON3D_UP 1
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#define BUTTON3D_DOWN 2
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#define BUTTON2D_UP 3
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#define BUTTON2D_DOWN 4
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/* alignment constants */
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enum ButtonTextAlign {
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BUTTON_TEXTALIGN_LEFT = 1,
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BUTTON_TEXTALIGN_CENTER = 2,
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BUTTON_TEXTALIGN_RIGHT = 3,
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};
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// Callback message types
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static const uint16 BUTTON_CB = 0x1;
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/* color constants */
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// Button face color
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static const uint8 BF_R = 183, BF_G = 185, BF_B = 150;
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// Button light color
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static const uint8 BL_R = 245, BL_G = 247, BL_B = 201;
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// Button shadow color
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static const uint8 BS_R = 115, BS_G = 116, BS_B = 94;
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// 2D Button inverse text color
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static const uint8 BI1_R = 255, BI1_G = 255, BI1_B = 255;
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// 2D Button inverse background color
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static const uint8 BI2_R = 0, BI2_G = 0, BI2_B = 0;
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#define GUI_BUTTON_DONT_FREE_SURFACES false
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/* This is the definition of the "I've been activated" callback */
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typedef GUI_status(*GUI_ActiveProc)(void *data);
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class GUI_Button : public GUI_Widget {
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public:
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/* Passed the button data, position, images (pressed/unpressed) and callback */
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GUI_Button(void *data, int x, int y, Graphics::ManagedSurface *image,
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Graphics::ManagedSurface *image2, GUI_CallBack *callback, bool free_surfaces = true);
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/* I don't know what this one is for */
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GUI_Button(void *data, int x, int y, int w, int h,
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GUI_CallBack *callback);
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/* Passed the button data, position, width, height, a caption, a font,
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an alignment (enum above), if it should be a checkbutton (1/0),
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the callback and a flag if it should be 2D (1) or 3D (0) */
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GUI_Button(void *data, int x, int y, int w, int h, const char *text,
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GUI_Font *font, ButtonTextAlign alignment, bool is_checkbutton,
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GUI_CallBack *callback, bool flat = false);
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~GUI_Button() override;
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/* change features of a text button (if one of the dimensions is negativ, it's ignored) */
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virtual void ChangeTextButton(int x, int y, int w, int h, const char *text, ButtonTextAlign alignment);
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/* Show the widget */
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void Display(bool full_redraw) override;
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/* Mouse hits activate us */
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GUI_status MouseDown(int x, int y, Events::MouseButton button) override;
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GUI_status MouseUp(int x, int y, Events::MouseButton button) override;
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GUI_status MouseMotion(int x, int y, uint8 state) override;
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/* Clickable or not ... */
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virtual void Disable();
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virtual void Enable(bool flag = true);
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/* yields current state */
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virtual bool Enabled() {
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return enabled;
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}
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/* yields flag if button is a checkbutton */
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virtual bool IsCheckButton() {
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return is_checkable;
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}
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virtual void set_highlighted(bool val) {
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is_highlighted = val;
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}
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virtual GUI_status Activate_button(int x = 0, int y = 0, Events::MouseButton button = Events::BUTTON_LEFT);
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protected:
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/* yields an appropriate image */
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virtual Graphics::ManagedSurface *CreateTextButtonImage(int style, const char *text, ButtonTextAlign alignment);
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/* The button font */
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GUI_Font *buttonFont;
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/* The button images */
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Graphics::ManagedSurface *button, *button2;
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/* The activation callback */
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GUI_CallBack *callback_object;
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/* remember me! - flags */
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bool enabled;
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bool flatbutton;
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bool freebutton;
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bool freefont;
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/* Checkbutton flags */
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bool is_checkable;
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int checked;
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bool is_highlighted;
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};
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} // End of namespace Nuvie
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} // End of namespace Ultima
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#endif
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