summaryrefslogtreecommitdiff
path: root/src/gui/theme.cpp
blob: 8d447c2f40b134b3a958ee7702dbf40cd616a9c5 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
/*
 *  Gui Skinning
 *  Copyright (C) 2008  The Legend of Mazzeroth Development Team
 *  Copyright (C) 2009  Aethyra Development Team
 *  Copyright (C) 2009  The Mana World Development Team
 *  Copyright (C) 2009-2010  The Mana Developers
 *
 *  This file is part of The Mana Client.
 *
 *  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
 *  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, see <http://www.gnu.org/licenses/>.
 */

#include "gui/theme.h"

#include "client.h"
#include "configuration.h"
#include "log.h"

#include "resources/dye.h"
#include "resources/image.h"
#include "resources/imageset.h"
#include "resources/resourcemanager.h"

#include "utils/dtor.h"
#include "utils/stringutils.h"
#include "utils/xml.h"

#include <physfs.h>

#include <algorithm>

#define GUI_ROOT "graphics/gui/"

std::string Theme::mThemePath;
Theme *Theme::mInstance = 0;

Skin::Skin(ImageRect skin, Image *close, Image *stickyUp, Image *stickyDown,
           const std::string &filePath,
           const std::string &name):
    instances(0),
    mFilePath(filePath),
    mName(name),
    mBorder(skin),
    mCloseImage(close),
    mStickyImageUp(stickyUp),
    mStickyImageDown(stickyDown)
{
}

Skin::~Skin()
{
    // Clean up static resources
    for (int i = 0; i < 9; i++)
        delete mBorder.grid[i];

    mCloseImage->decRef();
    delete mStickyImageUp;
    delete mStickyImageDown;
}

void Skin::updateAlpha(float minimumOpacityAllowed)
{
    const float alpha = std::max((double)minimumOpacityAllowed,
                                 config.getValue("guialpha", 0.8f));

    for_each(mBorder.grid, mBorder.grid + 9,
             std::bind2nd(std::mem_fun(&Image::setAlpha), alpha));

    mCloseImage->setAlpha(alpha);
    mStickyImageUp->setAlpha(alpha);
    mStickyImageDown->setAlpha(alpha);
}

int Skin::getMinWidth() const
{
    return mBorder.grid[ImageRect::UPPER_LEFT]->getWidth() +
           mBorder.grid[ImageRect::UPPER_RIGHT]->getWidth();
}

int Skin::getMinHeight() const
{
    return mBorder.grid[ImageRect::UPPER_LEFT]->getHeight() +
           mBorder.grid[ImageRect::LOWER_LEFT]->getHeight();
}

Theme::Theme():
    Palette(THEME_COLORS_END),
    mMinimumOpacity(-1.0f),
    mProgressColors(ProgressColors(THEME_PROG_END))
{
    config.addListener("guialpha", this);
    loadColors();

    mColors[HIGHLIGHT].ch = 'H';
    mColors[CHAT].ch = 'C';
    mColors[GM].ch = 'G';
    mColors[PLAYER].ch = 'Y';
    mColors[WHISPER].ch = 'W';
    mColors[IS].ch = 'I';
    mColors[PARTY].ch = 'P';
    mColors[GUILD].ch = 'U';
    mColors[SERVER].ch = 'S';
    mColors[LOGGER].ch = 'L';
    mColors[HYPERLINK].ch = '<';
}

Theme::~Theme()
{
    delete_all(mSkins);
    config.removeListener("guialpha", this);
}

Theme *Theme::instance()
{
    if (!mInstance)
        mInstance = new Theme;

    return mInstance;
}

void Theme::deleteInstance()
{
    delete mInstance;
    mInstance = 0;
}

gcn::Color Theme::getProgressColor(int type, float progress)
{
    DyePalette *dye = mInstance->mProgressColors[type];

    int color[3] = {0, 0, 0};
    int intensity = (int) (255 * progress);

    dye->getColor(intensity, color);

    return gcn::Color(color[0], color[1], color[2]);
}

Skin *Theme::load(const std::string &filename, const std::string &defaultPath)
{
    // Check if this skin was already loaded
    SkinIterator skinIterator = mSkins.find(filename);
    if (mSkins.end() != skinIterator)
    {
        skinIterator->second->instances++;
        return skinIterator->second;
    }

    Skin *skin = readSkin(filename);

    if (!skin)
    {
        // Try falling back on the defaultPath if this makes sense
        if (filename != defaultPath)
        {
            logger->log("Error loading skin '%s', falling back on default.",
                        filename.c_str());

            skin = readSkin(defaultPath);
        }

        if (!skin)
        {
            logger->error(strprintf("Error: Loading default skin '%s' failed. "
                                    "Make sure the skin file is valid.",
                                    defaultPath.c_str()));
        }
    }

    // Add the skin to the loaded skins
    mSkins[filename] = skin;

    return skin;
}

void Theme::setMinimumOpacity(float minimumOpacity)
{
    if (minimumOpacity > 1.0f) return;

    mMinimumOpacity = minimumOpacity;
    updateAlpha();
}

void Theme::updateAlpha()
{
    for (SkinIterator iter = mSkins.begin(); iter != mSkins.end(); ++iter)
        iter->second->updateAlpha(mMinimumOpacity);
}

void Theme::optionChanged(const std::string &)
{
    updateAlpha();
}

Skin *Theme::readSkin(const std::string &filename)
{
    if (filename.empty())
        return 0;

    logger->log("Loading skin '%s'.", filename.c_str());

    XML::Document doc(resolveThemePath(filename));
    xmlNodePtr rootNode = doc.rootNode();

    if (!rootNode || !xmlStrEqual(rootNode->name, BAD_CAST "skinset"))
        return 0;

    const std::string skinSetImage = XML::getProperty(rootNode, "image", "");

    if (skinSetImage.empty())
    {
        logger->log("Theme::readSkin(): Skinset does not define an image!");
        return 0;
    }

    logger->log("Theme::load(): <skinset> defines '%s' as a skin image.",
                skinSetImage.c_str());

    Image *dBorders = Theme::getImageFromTheme(skinSetImage);
    ImageRect border;

    // iterate <widget>'s
    for_each_xml_child_node(widgetNode, rootNode)
    {
        if (!xmlStrEqual(widgetNode->name, BAD_CAST "widget"))
            continue;

        const std::string widgetType =
                XML::getProperty(widgetNode, "type", "unknown");
        if (widgetType == "Window")
        {
            // Iterate through <part>'s
            // LEEOR / TODO:
            // We need to make provisions to load in a CloseButton image. For
            // now it can just be hard-coded.
            for_each_xml_child_node(partNode, widgetNode)
            {
                if (!xmlStrEqual(partNode->name, BAD_CAST "part"))
                    continue;

                const std::string partType =
                        XML::getProperty(partNode, "type", "unknown");
                // TOP ROW
                const int xPos = XML::getProperty(partNode, "xpos", 0);
                const int yPos = XML::getProperty(partNode, "ypos", 0);
                const int width = XML::getProperty(partNode, "width", 1);
                const int height = XML::getProperty(partNode, "height", 1);

                if (partType == "top-left-corner")
                    border.grid[0] = dBorders->getSubImage(xPos, yPos, width, height);
                else if (partType == "top-edge")
                    border.grid[1] = dBorders->getSubImage(xPos, yPos, width, height);
                else if (partType == "top-right-corner")
                    border.grid[2] = dBorders->getSubImage(xPos, yPos, width, height);

                // MIDDLE ROW
                else if (partType == "left-edge")
                    border.grid[3] = dBorders->getSubImage(xPos, yPos, width, height);
                else if (partType == "bg-quad")
                    border.grid[4] = dBorders->getSubImage(xPos, yPos, width, height);
                else if (partType == "right-edge")
                    border.grid[5] = dBorders->getSubImage(xPos, yPos, width, height);

                // BOTTOM ROW
                else if (partType == "bottom-left-corner")
                    border.grid[6] = dBorders->getSubImage(xPos, yPos, width, height);
                else if (partType == "bottom-edge")
                    border.grid[7] = dBorders->getSubImage(xPos, yPos, width, height);
                else if (partType == "bottom-right-corner")
                    border.grid[8] = dBorders->getSubImage(xPos, yPos, width, height);

                else
                    logger->log("Theme::readSkin(): Unknown part type '%s'",
                                partType.c_str());
            }
        }
        else
        {
            logger->log("Theme::readSkin(): Unknown widget type '%s'",
                        widgetType.c_str());
        }
    }

    dBorders->decRef();

    logger->log("Finished loading skin.");

    // Hard-coded for now until we update the above code to look for window buttons
    Image *closeImage = Theme::getImageFromTheme("close_button.png");
    Image *sticky = Theme::getImageFromTheme("sticky_button.png");
    Image *stickyImageUp = sticky->getSubImage(0, 0, 15, 15);
    Image *stickyImageDown = sticky->getSubImage(15, 0, 15, 15);
    sticky->decRef();

    Skin *skin = new Skin(border, closeImage, stickyImageUp, stickyImageDown,
                          filename);
    skin->updateAlpha(mMinimumOpacity);
    return skin;
}

bool Theme::tryThemePath(std::string themePath)
{
    if (!themePath.empty())
    {
        themePath = GUI_ROOT + themePath;
        if (PHYSFS_exists(themePath.c_str()))
        {
            mThemePath = themePath;
            return true;
        }
    }

    return false;
}

void Theme::prepareThemePath()
{
    // Try theme from settings
    if (!tryThemePath(config.getValue("theme", "")))
        // Try theme from branding
        if (!tryThemePath(branding.getValue("theme", "")))
            // Use default
            mThemePath = GUI_ROOT;

    instance()->loadColors(mThemePath);
}

std::string Theme::resolveThemePath(const std::string &path)
{
    // Need to strip off any dye info for the existence tests
    int pos = path.find('|');
    std::string file;
    if (pos > 0)
        file = path.substr(0, pos);
    else
        file = path;

    // Might be a valid path already
    if (PHYSFS_exists(file.c_str()))
        return path;

    // Try the theme
    file = getThemePath() + "/" + file;
    if (PHYSFS_exists(file.c_str()))
        return getThemePath() + "/" + path;

    // Backup
    return std::string(GUI_ROOT) + "/" + path;
}

Image *Theme::getImageFromTheme(const std::string &path)
{
    ResourceManager *resman = ResourceManager::getInstance();
    return resman->getImage(resolveThemePath(path));
}

ImageSet *Theme::getImageSetFromTheme(const std::string &path,
                                        int w, int h)
{
    ResourceManager *resman = ResourceManager::getInstance();
    return resman->getImageSet(resolveThemePath(path), w, h);
}

static int readColorType(const std::string &type)
{
    static std::string colors[] = {
        "TEXT",
        "SHADOW",
        "OUTLINE",
        "PROGRESS_BAR",
        "BUTTON",
        "BUTTON_DISABLED",
        "TAB",
        "BACKGROUND",
        "HIGHLIGHT",
        "TAB_FLASH",
        "SHOP_WARNING",
        "ITEM_EQUIPPED",
        "CHAT",
        "GM",
        "PLAYER",
        "WHISPER",
        "IS",
        "PARTY",
        "GUILD",
        "SERVER",
        "LOGGER",
        "HYPERLINK",
        "UNKNOWN_ITEM",
        "GENERIC",
        "HEAD",
        "USABLE",
        "TORSO",
        "ONEHAND",
        "LEGS",
        "FEET",
        "TWOHAND",
        "SHIELD",
        "RING",
        "NECKLACE",
        "ARMS",
        "AMMO"
    };

    if (type.empty())
        return -1;

    for (int i = 0; i < Theme::THEME_COLORS_END; i++)
    {
        if (compareStrI(type, colors[i]) == 0)
        {
            return i;
        }
    }

    return -1;
}

static gcn::Color readColor(const std::string &description)
{
    int size = description.length();
    if (size < 7 || description[0] != '#')
    {
        error:
        logger->log("Error, invalid theme color palette: %s",
                    description.c_str());
        return Palette::BLACK;
    }

    int v = 0;
    for (int i = 1; i < 7; ++i)
    {
        char c = description[i];
        int n;

        if ('0' <= c && c <= '9')
            n = c - '0';
        else if ('A' <= c && c <= 'F')
            n = c - 'A' + 10;
        else if ('a' <= c && c <= 'f')
            n = c - 'a' + 10;
        else
            goto error;

        v = (v << 4) | n;
    }

    return gcn::Color(v);
}

static Palette::GradientType readColorGradient(const std::string &grad)
{
    static std::string grads[] = {
        "STATIC",
        "PULSE",
        "SPECTRUM",
        "RAINBOW"
    };

    if (grad.empty())
        return Palette::STATIC;

    for (int i = 0; i < 4; i++)
    {
        if (compareStrI(grad, grads[i]))
            return (Palette::GradientType) i;
    }

    return Palette::STATIC;
}

static int readProgressType(const std::string &type)
{
    static std::string colors[] = {
        "DEFAULT",
        "HP",
        "MP",
        "NO_MP",
        "EXP",
        "INVY_SLOTS",
        "WEIGHT",
        "JOB"
    };

    if (type.empty())
        return -1;

    for (int i = 0; i < Theme::THEME_PROG_END; i++)
    {
        if (compareStrI(type, colors[i]) == 0)
            return i;
    }

    return -1;
}

void Theme::loadColors(std::string file)
{
    if (file == GUI_ROOT)
        return; // No need to reload

    if (file == "")
        file = GUI_ROOT;

    file += "/colors.xml";

    XML::Document doc(file);
    xmlNodePtr root = doc.rootNode();

    if (!root || !xmlStrEqual(root->name, BAD_CAST "colors"))
    {
        logger->log("Error loading colors file: %s", file.c_str());
        return;
    }

    int type;
    std::string temp;
    gcn::Color color;
    GradientType grad;

    for_each_xml_child_node(node, root)
    {
        if (xmlStrEqual(node->name, BAD_CAST "color"))
        {
            type = readColorType(XML::getProperty(node, "id", ""));
            if (type < 0) // invalid or no type given
                continue;

            temp = XML::getProperty(node, "color", "");
            if (temp.empty()) // no color set, so move on
                continue;

            color = readColor(temp);
            grad = readColorGradient(XML::getProperty(node, "effect", ""));

            mColors[type].set(type, color, grad, 10);
        }
        else if (xmlStrEqual(node->name, BAD_CAST "progressbar"))
        {
            type = readProgressType(XML::getProperty(node, "id", ""));
            if (type < 0) // invalid or no type given
                continue;

            mProgressColors[type] = new DyePalette(XML::getProperty(node,
                                                           "color", ""));
        }
    }
}