Mercurial > fife-parpg

comparison ext/guichan-0.8.2/src/widgets/window.cpp @ 378:64738befdf3b

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bringing in the changes from the build_system_rework branch in preparation for the 0.3.0 release. This commit will require the Jan2010 devkit. Clients will also need to be modified to the new way to import fife.
author vtchill@33b003aa-7bff-0310-803a-e67f0ece8222
date Mon, 11 Jan 2010 23:34:52 +0000
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377:fe6fb0e0ed23 378:64738befdf3b
1 /* _______ __ __ __ ______ __ __ _______ __ __
2 * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
3 * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
4 * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
5 * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
6 * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
7 * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
8 *
9 * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
10 *
11 *
12 * Per Larsson a.k.a finalman
13 * Olof Naessén a.k.a jansem/yakslem
14 *
15 * Visit: http://guichan.sourceforge.net
16 *
17 * License: (BSD)
18 * Redistribution and use in source and binary forms, with or without
19 * modification, are permitted provided that the following conditions
20 * are met:
21 * 1. Redistributions of source code must retain the above copyright
22 * notice, this list of conditions and the following disclaimer.
23 * 2. Redistributions in binary form must reproduce the above copyright
24 * notice, this list of conditions and the following disclaimer in
25 * the documentation and/or other materials provided with the
26 * distribution.
27 * 3. Neither the name of Guichan nor the names of its contributors may
28 * be used to endorse or promote products derived from this software
29 * without specific prior written permission.
30 *
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
36 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
37 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
38 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
39 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
40 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
41 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42 */
43
44 /*
45 * For comments regarding functions please see the header file.
46 */
47
48 #include "guichan/widgets/window.hpp"
49
50 #include "guichan/exception.hpp"
51 #include "guichan/font.hpp"
52 #include "guichan/graphics.hpp"
53 #include "guichan/mouseinput.hpp"
54
55 namespace gcn
56 {
57 Window::Window()
58 :mMoved(false)
59 {
60 setFrameSize(1);
61 setPadding(2);
62 setTitleBarHeight(16);
63 setAlignment(Graphics::CENTER);
64 addMouseListener(this);
65 setMovable(true);
66 setOpaque(true);
67 }
68
69 Window::Window(const std::string& caption)
70 :mMoved(false)
71 {
72 setCaption(caption);
73 setFrameSize(1);
74 setPadding(2);
75 setTitleBarHeight(16);
76 setAlignment(Graphics::CENTER);
77 addMouseListener(this);
78 setMovable(true);
79 setOpaque(true);
80 }
81
82 Window::~Window()
83 {
84 }
85
86 void Window::setPadding(unsigned int padding)
87 {
88 mPadding = padding;
89 }
90
91 unsigned int Window::getPadding() const
92 {
93 return mPadding;
94 }
95
96 void Window::setTitleBarHeight(unsigned int height)
97 {
98 mTitleBarHeight = height;
99 }
100
101 unsigned int Window::getTitleBarHeight()
102 {
103 return mTitleBarHeight;
104 }
105
106 void Window::setCaption(const std::string& caption)
107 {
108 mCaption = caption;
109 }
110
111 const std::string& Window::getCaption() const
112 {
113 return mCaption;
114 }
115
116 void Window::setAlignment(Graphics::Alignment alignment)
117 {
118 mAlignment = alignment;
119 }
120
121 Graphics::Alignment Window::getAlignment() const
122 {
123 return mAlignment;
124 }
125
126 void Window::draw(Graphics* graphics)
127 {
128 const Color &faceColor = getBaseColor();
129 Color highlightColor, shadowColor;
130 const int alpha = getBaseColor().a;
131 highlightColor = faceColor + 0x303030;
132 highlightColor.a = alpha;
133 shadowColor = faceColor - 0x303030;
134 shadowColor.a = alpha;
135
136 Rectangle d = getChildrenArea();
137
138 // Fill the background around the content
139 graphics->setColor(faceColor);
140 // Fill top
141 graphics->fillRectangle(Rectangle(0,0,getWidth(),d.y - 1));
142 // Fill left
143 graphics->fillRectangle(Rectangle(0,d.y - 1, d.x - 1, getHeight() - d.y + 1));
144 // Fill right
145 graphics->fillRectangle(Rectangle(d.x + d.width + 1,
146 d.y - 1,
147 getWidth() - d.x - d.width - 1,
148 getHeight() - d.y + 1));
149 // Fill bottom
150 graphics->fillRectangle(Rectangle(d.x - 1,
151 d.y + d.height + 1,
152 d.width + 2,
153 getHeight() - d.height - d.y - 1));
154
155 if (isOpaque())
156 {
157 graphics->fillRectangle(d);
158 }
159
160 // Construct a rectangle one pixel bigger than the content
161 d.x -= 1;
162 d.y -= 1;
163 d.width += 2;
164 d.height += 2;
165
166 // Draw a border around the content
167 graphics->setColor(shadowColor);
168 // Top line
169 graphics->drawLine(d.x,
170 d.y,
171 d.x + d.width - 2,
172 d.y);
173
174 // Left line
175 graphics->drawLine(d.x,
176 d.y + 1,
177 d.x,
178 d.y + d.height - 1);
179
180 graphics->setColor(highlightColor);
181 // Right line
182 graphics->drawLine(d.x + d.width - 1,
183 d.y,
184 d.x + d.width - 1,
185 d.y + d.height - 2);
186 // Bottom line
187 graphics->drawLine(d.x + 1,
188 d.y + d.height - 1,
189 d.x + d.width - 1,
190 d.y + d.height - 1);
191
192 drawChildren(graphics);
193
194 int textX;
195 int textY;
196
197 textY = ((int)getTitleBarHeight() - getFont()->getHeight()) / 2;
198
199 switch (getAlignment())
200 {
201 case Graphics::LEFT:
202 textX = 4;
203 break;
204 case Graphics::CENTER:
205 textX = getWidth() / 2;
206 break;
207 case Graphics::RIGHT:
208 textX = getWidth() - 4;
209 break;
210 default:
211 throw GCN_EXCEPTION("Unknown alignment.");
212 }
213
214 graphics->setColor(getForegroundColor());
215 graphics->setFont(getFont());
216 graphics->pushClipArea(Rectangle(0, 0, getWidth(), getTitleBarHeight() - 1));
217 graphics->drawText(getCaption(), textX, textY, getAlignment());
218 graphics->popClipArea();
219 }
220
221 void Window::mousePressed(MouseEvent& mouseEvent)
222 {
223 if (mouseEvent.getSource() != this)
224 {
225 return;
226 }
227
228 if (getParent() != NULL)
229 {
230 getParent()->moveToTop(this);
231 }
232
233 mDragOffsetX = mouseEvent.getX();
234 mDragOffsetY = mouseEvent.getY();
235
236 mMoved = mouseEvent.getY() <= (int)mTitleBarHeight;
237 }
238
239 void Window::mouseReleased(MouseEvent& mouseEvent)
240 {
241 mMoved = false;
242 }
243
244 void Window::mouseDragged(MouseEvent& mouseEvent)
245 {
246 if (mouseEvent.isConsumed() || mouseEvent.getSource() != this)
247 {
248 return;
249 }
250
251 if (isMovable() && mMoved)
252 {
253 setPosition(mouseEvent.getX() - mDragOffsetX + getX(),
254 mouseEvent.getY() - mDragOffsetY + getY());
255 }
256
257 mouseEvent.consume();
258 }
259
260 Rectangle Window::getChildrenArea()
261 {
262 return Rectangle(getPadding(),
263 getTitleBarHeight(),
264 getWidth() - getPadding() * 2,
265 getHeight() - getPadding() - getTitleBarHeight());
266 }
267
268 void Window::setMovable(bool movable)
269 {
270 mMovable = movable;
271 }
272
273 bool Window::isMovable() const
274 {
275 return mMovable;
276 }
277
278 void Window::setOpaque(bool opaque)
279 {
280 mOpaque = opaque;
281 }
282
283 bool Window::isOpaque()
284 {
285 return mOpaque;
286 }
287
288 void Window::resizeToContent()
289 {
290 WidgetListIterator it;
291
292 int w = 0, h = 0;
293 for (it = mWidgets.begin(); it != mWidgets.end(); it++)
294 {
295 if ((*it)->getX() + (*it)->getWidth() > w)
296 {
297 w = (*it)->getX() + (*it)->getWidth();
298 }
299
300 if ((*it)->getY() + (*it)->getHeight() > h)
301 {
302 h = (*it)->getY() + (*it)->getHeight();
303 }
304 }
305
306 setSize(w + 2* getPadding(), h + getPadding() + getTitleBarHeight());
307 }
308 }