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3 andreas 1 
/*
193 andreas 2 
 * Copyright (C) 2020 to 2022 by Andreas Theofilu <andreas@theosys.at>
3 andreas 3 
 *
4 
 * This program is free software; you can redistribute it and/or modify
5 
 * it under the terms of the GNU General Public License as published by
6 
 * the Free Software Foundation; either version 3 of the License, or
7 
 * (at your option) any later version.
8 
 *
9 
 * This program is distributed in the hope that it will be useful,
10 
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 
 * GNU General Public License for more details.
13 
 *
14 
 * You should have received a copy of the GNU General Public License
15 
 * along with this program; if not, write to the Free Software Foundation,
16 
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
17 
 */
18 
 
5 andreas 19 
#include <exception>
20 
 
54 andreas 21 
#include <include/core/SkFont.h>
22 
#include <include/core/SkFontMetrics.h>
23 
#include <include/core/SkTextBlob.h>
24 
 
6 andreas 25 
#include "tresources.h"
76 andreas 26 
#include "texpat++.h"
26 andreas 27 
#include "tpagemanager.h"
3 andreas 28 
#include "tsubpage.h"
65 andreas 29 
#include "tdrawimage.h"
3 andreas 30 
#include "tconfig.h"
31 
#include "terror.h"
32 
 
186 andreas 33 
#if __cplusplus < 201402L
34 
#   error "This module requires at least C++14 standard!"
35 
#else
36 
#   if __cplusplus < 201703L
37 
#       include <experimental/filesystem>
38 
namespace fs = std::experimental::filesystem;
39 
#       warning "Support for C++14 and experimental filesystem will be removed in a future version!"
40 
#   else
41 
#       include <filesystem>
42 
#       ifdef __ANDROID__
43 
namespace fs = std::__fs::filesystem;
44 
#       else
45 
namespace fs = std::filesystem;
46 
#       endif
47 
#   endif
48 
#endif
49 
 
3 andreas 50 
using std::string;
6 andreas 51 
using std::vector;
3 andreas 52 
using namespace Button;
76 andreas 53 
using namespace Expat;
3 andreas 54 
 
26 andreas 55 
extern TPageManager *gPageManager;
56 
 
3 andreas 57 
TSubPage::TSubPage(const string& name)
58 
    : mFile(name)
59 
{
60 
    DECL_TRACER("TSubPage::TSubPage(const string& path)");
14 andreas 61 
    TError::clear();
3 andreas 62 
 
197 andreas 63 
    string projectPath = ((gPageManager && gPageManager->isSetupActive()) ? TConfig::getSystemProjectPath() : TConfig::getProjectPath());
186 andreas 64 
 
65 
    if (!fs::exists(projectPath + "/prj.xma"))
197 andreas 66 
    {
67 
        MSG_ERROR("Directory " << projectPath << " doesn't exist!");
68 
        return;
69 
    }
186 andreas 70 
 
71 
    string path = makeFileName(projectPath, name);
72 
 
3 andreas 73 
    if (isValidFile())
74 
        mFName = getFileName();
75 
    else
76 
    {
186 andreas 77 
        MSG_ERROR("Either the path \"" << projectPath << "\" or the file name \"" << name << "\" is invalid!");
3 andreas 78 
        TError::setError();
79 
        return;
80 
    }
81 
 
38 andreas 82 
    if (gPageManager)
83 
    {
84 
        if (!_displayButton)
85 
            _displayButton = gPageManager->getCallbackDB();
86 
 
87 
        if (!_setBackground)
88 
            _setBackground = gPageManager->getCallbackBG();
89 
 
90 
        if (!_playVideo)
91 
            _playVideo = gPageManager->getCallbackPV();
92 
 
93 
        if (!_callDropSubPage)
94 
            _callDropSubPage = gPageManager->getCallDropSubPage();
95 
    }
96 
 
3 andreas 97 
    initialize();
98 
}
99 
 
100 
TSubPage::~TSubPage()
101 
{
102 
    DECL_TRACER("TSubPage::~TSubPage()");
103 
 
5 andreas 104 
    if (mSubpage.name.empty())
105 
    {
106 
        MSG_WARNING("Invalid page found!");
107 
        return;
108 
    }
109 
 
110 
    MSG_DEBUG("Destroing subpage " << mSubpage.pageID << ": " << mSubpage.name);
111 
 
201 andreas 112 
    BUTTONS_T *b = TPageInterface::getButtons();
3 andreas 113 
    BUTTONS_T *next = nullptr;
114 
 
115 
    while (b)
116 
    {
117 
        next = b->next;
5 andreas 118 
 
119 
        if (b->button)
120 
            delete b->button;
121 
 
3 andreas 122 
        delete b;
123 
        b = next;
124 
    }
125 
 
201 andreas 126 
    setButtons(nullptr);
3 andreas 127 
}
128 
 
129 
void TSubPage::initialize()
130 
{
131 
    DECL_TRACER("TSubPage::initialize()");
132 
 
133 
    if (mFName.empty())
134 
        return;
135 
 
136 
    TError::clear();
76 andreas 137 
    TExpat xml(mFName);
138 
    xml.setEncoding(ENC_CP1250);
3 andreas 139 
 
76 andreas 140 
    if (!xml.parse())
3 andreas 141 
        return;
142 
 
76 andreas 143 
    int depth = 0;
144 
    size_t index = 0;
145 
    size_t oldIndex = 0;
146 
    string ename, content;
147 
    vector<ATTRIBUTE_t> attrs;
3 andreas 148 
 
76 andreas 149 
    if ((index = xml.getElementIndex("page", &depth)) == TExpat::npos)
3 andreas 150 
    {
151 
        MSG_ERROR("Element \"page\" with attribute \"type\" was not found! Invalid XML file!");
152 
        TError::setError();
153 
        return;
154 
    }
155 
 
76 andreas 156 
    attrs = xml.getAttributes();
157 
    string stype = xml.getAttribute("type", attrs);
158 
 
159 
    if (stype.compare("subpage") != 0)
3 andreas 160 
    {
76 andreas 161 
        MSG_ERROR("The type " << stype << " is invalid for a subpage!");
3 andreas 162 
        TError::setError();
163 
        return;
164 
    }
165 
 
193 andreas 166 
    mSubpage.popupType = xml.getAttribute("popupType", attrs);  // popup or subpage
3 andreas 167 
 
76 andreas 168 
    while ((index = xml.getNextElementFromIndex(index, &ename, &content, &attrs)) != TExpat::npos)
3 andreas 169 
    {
170 
        if (ename.compare("pageID") == 0)
76 andreas 171 
            mSubpage.pageID = xml.convertElementToInt(content);
3 andreas 172 
        else if (ename.compare("name") == 0)
76 andreas 173 
            mSubpage.name = content;
7 andreas 174 
        else if (ename.compare("left") == 0)
76 andreas 175 
            mSubpage.left = xml.convertElementToInt(content);
7 andreas 176 
        else if (ename.compare("top") == 0)
76 andreas 177 
            mSubpage.top = xml.convertElementToInt(content);
3 andreas 178 
        else if (ename.compare("width") == 0)
76 andreas 179 
            mSubpage.width = xml.convertElementToInt(content);
3 andreas 180 
        else if (ename.compare("height") == 0)
76 andreas 181 
            mSubpage.height = xml.convertElementToInt(content);
3 andreas 182 
        else if (ename.compare("group") == 0)
76 andreas 183 
            mSubpage.group = content;
7 andreas 184 
        else if (ename.compare("showEffect") == 0)
76 andreas 185 
            mSubpage.showEffect = (SHOWEFFECT)xml.convertElementToInt(content);
3 andreas 186 
        else if (ename.compare("showTime") == 0)
76 andreas 187 
            mSubpage.showTime = xml.convertElementToInt(content);
3 andreas 188 
        else if (ename.compare("hideTime") == 0)
76 andreas 189 
            mSubpage.hideTime = xml.convertElementToInt(content);
7 andreas 190 
        else if (ename.compare("hideEffect") == 0)
76 andreas 191 
            mSubpage.hideEffect = (SHOWEFFECT)xml.convertElementToInt(content);
3 andreas 192 
        else if (ename.compare("timeout") == 0)
76 andreas 193 
            mSubpage.timeout = xml.convertElementToInt(content);
3 andreas 194 
        else if (ename.compare("button") == 0)      // Read a button
195 
        {
196 
            try
197 
            {
198 
                TButton *button = new TButton();
204 andreas 199 
                TPageInterface::registerListCallback<TSubPage>(button, this);
4 andreas 200 
                button->setPalette(mPalette);
201 andreas 201 
                button->setFonts(getFonts());
76 andreas 202 
                index = button->initialize(&xml, index);
6 andreas 203 
                button->setParentSize(mSubpage.width, mSubpage.height);
7 andreas 204 
                button->registerCallback(_displayButton);
21 andreas 205 
                button->regCallPlayVideo(_playVideo);
3 andreas 206 
 
207 
                if (TError::isError())
208 
                {
16 andreas 209 
                    MSG_ERROR("Dropping button because of previous errors!");
3 andreas 210 
                    delete button;
211 
                    return;
212 
                }
213 
 
5 andreas 214 
                button->setHandle(((mSubpage.pageID << 16) & 0xffff0000) | button->getButtonIndex());
14 andreas 215 
                button->createButtons();
3 andreas 216 
                addButton(button);
76 andreas 217 
                index++;    // Jump over the end tag of the button.
3 andreas 218 
            }
219 
            catch (std::exception& e)
220 
            {
221 
                MSG_ERROR("Memory exception: " << e.what());
222 
                TError::setError();
223 
                return;
224 
            }
225 
        }
6 andreas 226 
        else if (ename.compare("sr") == 0)
227 
        {
228 
            SR_T sr;
76 andreas 229 
            sr.number = xml.getAttributeInt("number", attrs);
3 andreas 230 
 
76 andreas 231 
            while ((index = xml.getNextElementFromIndex(index, &ename, &content, &attrs)) != TExpat::npos)
6 andreas 232 
            {
233 
                if (ename.compare("bs") == 0)
76 andreas 234 
                    sr.bs = content;
6 andreas 235 
                else if (ename.compare("cb") == 0)
76 andreas 236 
                    sr.cb = content;
6 andreas 237 
                else if (ename.compare("cf") == 0)
76 andreas 238 
                    sr.cf = content;
6 andreas 239 
                else if (ename.compare("ct") == 0)
76 andreas 240 
                    sr.ct = content;
6 andreas 241 
                else if (ename.compare("ec") == 0)
76 andreas 242 
                    sr.ec = content;
6 andreas 243 
                else if (ename.compare("bm") == 0)
76 andreas 244 
                    sr.bm = content;
65 andreas 245 
                else if (ename.compare("mi") == 0)
76 andreas 246 
                    sr.mi = content;
10 andreas 247 
                else if (ename.compare("ji") == 0)
76 andreas 248 
                    sr.ji = xml.convertElementToInt(content);
10 andreas 249 
                else if (ename.compare("jb") == 0)
76 andreas 250 
                    sr.jb = xml.convertElementToInt(content);
6 andreas 251 
                else if (ename.compare("fi") == 0)
76 andreas 252 
                    sr.fi = xml.convertElementToInt(content);
10 andreas 253 
                else if (ename.compare("ii") == 0)
76 andreas 254 
                    sr.ii = xml.convertElementToInt(content);
10 andreas 255 
                else if (ename.compare("ix") == 0)
76 andreas 256 
                    sr.ix = xml.convertElementToInt(content);
10 andreas 257 
                else if (ename.compare("iy") == 0)
76 andreas 258 
                    sr.iy = xml.convertElementToInt(content);
10 andreas 259 
                else if (ename.compare("oo") == 0)
76 andreas 260 
                    sr.oo = xml.convertElementToInt(content);
54 andreas 261 
                else if (ename.compare("te") == 0)
76 andreas 262 
                    sr.te = content;
54 andreas 263 
                else if (ename.compare("tx") == 0)
76 andreas 264 
                    sr.tx = xml.convertElementToInt(content);
54 andreas 265 
                else if (ename.compare("ty") == 0)
76 andreas 266 
                    sr.ty = xml.convertElementToInt(content);
54 andreas 267 
                else if (ename.compare("et") == 0)
76 andreas 268 
                    sr.et = xml.convertElementToInt(content);
54 andreas 269 
                else if (ename.compare("ww") == 0)
76 andreas 270 
                    sr.ww = xml.convertElementToInt(content);
54 andreas 271 
                else if (ename.compare("jt") == 0)
76 andreas 272 
                    sr.jt = (Button::TEXT_ORIENTATION)xml.convertElementToInt(content);
6 andreas 273 
 
76 andreas 274 
                oldIndex = index;
6 andreas 275 
            }
276 
 
277 
            mSubpage.sr.push_back(sr);
278 
        }
279 
 
76 andreas 280 
        if (index == TExpat::npos)
281 
            index = oldIndex + 1;
3 andreas 282 
    }
8 andreas 283 
 
204 andreas 284 
    setSR(mSubpage.sr);
285 
/*
76 andreas 286 
    if (TStreamError::checkFilter(HLOG_DEBUG))
287 
    {
288 
        MSG_DEBUG("PageID: " << mSubpage.pageID);
289 
        MSG_DEBUG("Name  : " << mSubpage.name);
290 
        MSG_DEBUG("Left  : " << mSubpage.left);
291 
        MSG_DEBUG("Top   : " << mSubpage.top);
292 
        MSG_DEBUG("Width : " << mSubpage.width);
293 
        MSG_DEBUG("Height: " << mSubpage.height);
294 
 
295 
        vector<SR_T>::iterator iter;
296 
        size_t pos = 1;
297 
 
298 
        for (iter = mSubpage.sr.begin(); iter != mSubpage.sr.end(); ++iter)
299 
        {
300 
            MSG_DEBUG("   " << pos << ": id: " << iter->number);
301 
            MSG_DEBUG("   " << pos << ": bs: " << iter->bs);
302 
            MSG_DEBUG("   " << pos << ": cb: " << iter->cb);
303 
            MSG_DEBUG("   " << pos << ": cf: " << iter->cf);
304 
            MSG_DEBUG("   " << pos << ": ct: " << iter->ct);
305 
            MSG_DEBUG("   " << pos << ": ec: " << iter->ec);
306 
            MSG_DEBUG("   " << pos << ": bm: " << iter->bm);
307 
            MSG_DEBUG("   " << pos << ": mi: " << iter->mi);
308 
            MSG_DEBUG("   " << pos << ": fi: " << iter->fi);
309 
            pos++;
310 
        }
311 
    }
204 andreas 312 
*/
8 andreas 313 
    // Here the sort function could be called. But it's not necessary because
314 
    // the buttons are stored in ascending Z order. Therefor the following
315 
    // method call is commented out.
316 
    // sortButtons();
6 andreas 317 
}
3 andreas 318 
 
6 andreas 319 
void TSubPage::show()
320 
{
321 
    DECL_TRACER("TSubPage::show()");
3 andreas 322 
 
6 andreas 323 
    if (!_setBackground)
3 andreas 324 
    {
66 andreas 325 
        if (gPageManager && gPageManager->getCallbackBG())
326 
            _setBackground = gPageManager->getCallbackBG();
327 
        else
328 
        {
329 
            MSG_WARNING("No callback \"setBackground\" was set!");
330 
            return;
331 
        }
3 andreas 332 
    }
333 
 
65 andreas 334 
    bool haveImage = false;
6 andreas 335 
    ulong handle = (mSubpage.pageID << 16) & 0xffff0000;
53 andreas 336 
    MSG_DEBUG("Processing subpage " << mSubpage.pageID << ": " << mSubpage.name);
66 andreas 337 
    SkBitmap target;
338 
    target.allocN32Pixels(mSubpage.width, mSubpage.height);
339 
    target.eraseColor(TColor::getSkiaColor(mSubpage.sr[0].cf));
6 andreas 340 
    // Draw the background, if any
65 andreas 341 
    if (mSubpage.sr.size() > 0 && (!mSubpage.sr[0].bm.empty() || !mSubpage.sr[0].mi.empty()))
3 andreas 342 
    {
65 andreas 343 
        TDrawImage dImage;
66 andreas 344 
        dImage.setWidth(mSubpage.width);
345 
        dImage.setHeight(mSubpage.height);
3 andreas 346 
 
65 andreas 347 
        if (!mSubpage.sr[0].bm.empty())
3 andreas 348 
        {
65 andreas 349 
            MSG_DEBUG("Loading image " << mSubpage.sr[0].bm);
350 
            sk_sp<SkData> rawImage = readImage(mSubpage.sr[0].bm);
6 andreas 351 
            SkBitmap bm;
19 andreas 352 
 
65 andreas 353 
            if (rawImage)
354 
            {
355 
                MSG_DEBUG("Decoding image BM ...");
19 andreas 356 
 
65 andreas 357 
                if (!DecodeDataToBitmap(rawImage, &bm))
358 
                {
359 
                    MSG_WARNING("Problem while decoding image " << mSubpage.sr[0].bm);
360 
                }
361 
                else if (!bm.empty())
362 
                {
363 
                    dImage.setImageBm(bm);
364 
                    SkImageInfo info = bm.info();
365 
                    mSubpage.sr[0].bm_width = info.width();
366 
                    mSubpage.sr[0].bm_height = info.height();
367 
                    haveImage = true;
368 
                }
369 
                else
370 
                {
371 
                    MSG_WARNING("BM image " << mSubpage.sr[0].bm << " seems to be empty!");
372 
                }
373 
            }
374 
        }
54 andreas 375 
 
65 andreas 376 
        if (!mSubpage.sr[0].mi.empty())
377 
        {
378 
            MSG_DEBUG("Loading image " << mSubpage.sr[0].mi);
379 
            sk_sp<SkData> rawImage = readImage(mSubpage.sr[0].mi);
380 
            SkBitmap mi;
381 
 
382 
            if (rawImage)
383 
            {
384 
                MSG_DEBUG("Decoding image MI ...");
385 
 
386 
                if (!DecodeDataToBitmap(rawImage, &mi))
387 
                {
388 
                    MSG_WARNING("Problem while decoding image " << mSubpage.sr[0].mi);
389 
                }
390 
                else if (!mi.empty())
391 
                {
392 
                    dImage.setImageMi(mi);
393 
                    SkImageInfo info = mi.info();
394 
                    mSubpage.sr[0].mi_width = info.width();
395 
                    mSubpage.sr[0].mi_height = info.height();
396 
                    haveImage = true;
397 
                }
398 
                else
399 
                {
400 
                    MSG_WARNING("MI image " << mSubpage.sr[0].mi << " seems to be empty!");
401 
                }
402 
            }
403 
        }
404 
 
405 
        if (haveImage)
406 
        {
407 
            dImage.setSr(mSubpage.sr);
408 
 
409 
            if (!dImage.drawImage(&target))
410 
                return;
411 
 
54 andreas 412 
            if (!mSubpage.sr[0].te.empty())
413 
            {
201 andreas 414 
                if (!drawText(mSubpage, &target))
54 andreas 415 
                    return;
416 
            }
65 andreas 417 
 
418 
            SkImageInfo info = target.info();
419 
            size_t rowBytes = info.minRowBytes();
420 
            size_t size = info.computeByteSize(rowBytes);
421 
 
43 andreas 422 
#ifdef _SCALE_SKIA_
26 andreas 423 
            if (gPageManager && gPageManager->getScaleFactor() != 1.0)
424 
            {
425 
                SkPaint paint;
65 andreas 426 
                int left, top;
427 
 
26 andreas 428 
                paint.setBlendMode(SkBlendMode::kSrc);
429 
                paint.setFilterQuality(kHigh_SkFilterQuality);
28 andreas 430 
                // Calculate new dimension
31 andreas 431 
                double scaleFactor = gPageManager->getScaleFactor();
432 
                MSG_DEBUG("Using scale factor " << scaleFactor);
433 
                int lwidth = (int)((double)info.width() * scaleFactor);
434 
                int lheight = (int)((double)info.height() * scaleFactor);
435 
                int twidth = (int)((double)mSubpage.width * scaleFactor);
436 
                int theight = (int)((double)mSubpage.height * scaleFactor);
65 andreas 437 
                calcPosition(lwidth, lheight, &left, &top);
28 andreas 438 
                // Create a canvas and draw new image
65 andreas 439 
                sk_sp<SkImage> im = SkImage::MakeFromBitmap(target);
440 
                target.allocN32Pixels(twidth, theight);
441 
                target.eraseColor(TColor::getSkiaColor(mSubpage.sr[0].cf));
442 
                SkCanvas can(target, SkSurfaceProps(1, kUnknown_SkPixelGeometry));
31 andreas 443 
                SkRect rect = SkRect::MakeXYWH(left, top, lwidth, lheight);
26 andreas 444 
                can.drawImageRect(im, rect, &paint);
65 andreas 445 
                rowBytes = target.info().minRowBytes();
446 
                size = target.info().computeByteSize(rowBytes);
31 andreas 447 
                MSG_DEBUG("Scaled size of background image: " << left << ", " << top << ", " << lwidth << ", " << lheight);
26 andreas 448 
            }
43 andreas 449 
#endif
66 andreas 450 
            if (mSubpage.sr[0].te.empty())
451 
                _setBackground(handle, (unsigned char *)target.getPixels(), size, rowBytes, target.info().width(), target.info().height(), TColor::getColor(mSubpage.sr[0].cf));
6 andreas 452 
        }
453 
    }
66 andreas 454 
 
455 
    if (mSubpage.sr.size() > 0 && !mSubpage.sr[0].te.empty())
54 andreas 456 
    {
457 
        MSG_DEBUG("Drawing a text only on background image ...");
458 
 
201 andreas 459 
        if (!drawText(mSubpage, &target))
54 andreas 460 
            return;
461 
 
66 andreas 462 
        SkImageInfo info = target.info();
54 andreas 463 
        size_t rowBytes = info.minRowBytes();
464 
        size_t size = info.computeByteSize(rowBytes);
66 andreas 465 
        rowBytes = target.info().minRowBytes();
466 
        size = target.info().computeByteSize(rowBytes);
467 
        _setBackground(handle, (unsigned char *)target.getPixels(), size, rowBytes, target.info().width(), target.info().height(), TColor::getColor(mSubpage.sr[0].cf));
468 
        haveImage = true;
54 andreas 469 
    }
66 andreas 470 
 
471 
    if (mSubpage.sr.size() > 0 && !haveImage)
6 andreas 472 
    {
473 
        MSG_DEBUG("Calling \"setBackground\" with no image ...");
38 andreas 474 
        _setBackground(handle, nullptr, 0, 0, 0, 0, TColor::getColor(mSubpage.sr[0].cf));
6 andreas 475 
    }
3 andreas 476 
 
6 andreas 477 
    // Draw the buttons
201 andreas 478 
    BUTTONS_T *button = TPageInterface::getButtons();
6 andreas 479 
 
480 
    while (button)
481 
    {
482 
        if (button->button)
483 
        {
484 
            MSG_DEBUG("Drawing button " << button->button->getButtonIndex() << ": " << button->button->getButtonName());
204 andreas 485 
            TPageInterface::registerListCallback<TSubPage>(button->button, this);
6 andreas 486 
            button->button->registerCallback(_displayButton);
21 andreas 487 
            button->button->regCallPlayVideo(_playVideo);
201 andreas 488 
            button->button->setFonts(getFonts());
7 andreas 489 
            button->button->setPalette(mPalette);
6 andreas 490 
            button->button->createButtons();
10 andreas 491 
 
492 
            if (mSubpage.sr.size() > 0)
493 
                button->button->setGlobalOpacity(mSubpage.sr[0].oo);
494 
 
6 andreas 495 
            button->button->show();
496 
        }
497 
 
498 
        button = button->next;
3 andreas 499 
    }
11 andreas 500 
 
501 
    // Mark page as visible
502 
    mVisible = true;
3 andreas 503 
}
504 
 
11 andreas 505 
void TSubPage::drop()
506 
{
507 
    DECL_TRACER("TSubPage::drop()");
508 
 
14 andreas 509 
    if (mVisible && _callDropSubPage)
11 andreas 510 
        _callDropSubPage((mSubpage.pageID << 16) & 0xffff0000);
511 
 
54 andreas 512 
    stopTimer();
15 andreas 513 
    // Set all elements of subpage invisible
201 andreas 514 
    BUTTONS_T *bt = TPageInterface::getButtons();
15 andreas 515 
 
516 
    while (bt)
517 
    {
518 
        bt->button->hide();
519 
        bt = bt->next;
520 
    }
521 
 
14 andreas 522 
    mZOrder = -1;
11 andreas 523 
    mVisible = false;
524 
}
525 
 
53 andreas 526 
void TSubPage::startTimer()
527 
{
528 
    DECL_TRACER("TSubPage::startTimer()");
529 
 
530 
    if (mSubpage.timeout <= 0 || mTimerRunning)
531 
        return;
532 
 
533 
    try
534 
    {
535 
        mThreadTimer = std::thread([=] { runTimer(); });
536 
        mThreadTimer.detach();
537 
    }
538 
    catch (std::exception& e)
539 
    {
540 
        MSG_ERROR("Error starting a timeout thread: " << e.what());
541 
        return;
542 
    }
543 
}
544 
 
545 
void TSubPage::runTimer()
546 
{
547 
    DECL_TRACER("TSubPage::runTimer()");
548 
 
93 andreas 549 
    if (mTimerRunning)
550 
        return;
551 
 
53 andreas 552 
    mTimerRunning = true;
553 
    ulong tm = mSubpage.timeout * 100;
54 andreas 554 
    ulong unit = 100;
555 
    ulong total = 0;
556 
 
557 
    while (mTimerRunning && !prg_stopped && total < tm)
558 
    {
559 
        std::this_thread::sleep_for(std::chrono::milliseconds(unit));
560 
        total += unit;
561 
    }
562 
 
563 
    drop();
53 andreas 564 
    mTimerRunning = false;
565 
}
566 
 
43 andreas 567 
#ifdef _SCALE_SKIA_
31 andreas 568 
void TSubPage::calcPosition(int im_width, int im_height, int *left, int *top, bool scale)
43 andreas 569 
#else
570 
void TSubPage::calcPosition(int im_width, int im_height, int *left, int *top)
571 
#endif
31 andreas 572 
{
43 andreas 573 
    DECL_TRACER("TSubPage::calcPosition(int im_width, int im_height, int *left, int *top)");
31 andreas 574 
 
575 
    int nw = mSubpage.width;
576 
    int nh = mSubpage.height;
43 andreas 577 
#ifdef _SCALE_SKIA_
31 andreas 578 
    if (scale && gPageManager && gPageManager->getScaleFactor() != 1.0)
579 
    {
580 
        nw = (int)((double)mSubpage.width * gPageManager->getScaleFactor());
581 
        nh = (int)((double)mSubpage.height * gPageManager->getScaleFactor());
582 
    }
43 andreas 583 
#endif
31 andreas 584 
    switch (mSubpage.sr[0].jb)
585 
    {
586 
        case 0: // absolute position
587 
            *left = mSubpage.sr[0].bx;
588 
            *top = mSubpage.sr[0].by;
43 andreas 589 
#ifdef _SCALE_SKIA_
31 andreas 590 
            if (scale && gPageManager && gPageManager->getScaleFactor() != 1.0)
591 
            {
592 
                *left = (int)((double)mSubpage.sr[0].bx * gPageManager->getScaleFactor());
593 
                *left = (int)((double)mSubpage.sr[0].by * gPageManager->getScaleFactor());
594 
            }
43 andreas 595 
#endif
31 andreas 596 
        break;
597 
 
598 
        case 1: // top, left
599 
            *left = 0;
600 
            *top = 0;
601 
        break;
602 
 
603 
        case 2: // center, top
604 
            *left = (nw - im_width) / 2;
605 
            *top = 0;
606 
        break;
607 
 
608 
        case 3: // right, top
609 
            *left = nw - im_width;
610 
            *top = 0;
611 
        break;
612 
 
613 
        case 4: // left, middle
614 
            *left = 0;
615 
            *top = (nh - im_height) / 2;
616 
        break;
617 
 
618 
        case 6: // right, middle
619 
            *left = nw - im_width;
620 
            *top = (nh - im_height) / 2;
621 
        break;
622 
 
623 
        case 7: // left, bottom
624 
            *left = 0;
625 
            *top = nh - im_height;
626 
        break;
627 
 
628 
        case 8: // center, bottom
629 
            *left = (nw - im_width) / 2;
630 
            *top = nh - im_height;
631 
        break;
632 
 
633 
        case 9: // right, bottom
634 
            *left = nw - im_width;
635 
            *top = nh - im_height;
636 
        break;
637 
 
638 
        default:    // center middle
639 
            *left = (nw - im_width) / 2;
640 
            *top = (nh - im_height) / 2;
641 
    }
642 
 
643 
    if (*left < 0)
644 
        *left = 0;
645 
 
646 
    if (*top < 0)
647 
        *top = 0;
648 
}
649 
 
11 andreas 650 
RECT_T TSubPage::getRegion()
651 
{
652 
    DECL_TRACER("TSubPage::getRegion()");
653 
    return {mSubpage.left, mSubpage.top, mSubpage.width, mSubpage.height};
654 
}
655 
 
15 andreas 656 
/**
657 
 * This method is called indirectly from the GUI after a mouse click. If This
658 
 * subpage matches the clicked coordinates, than the elements are tested. If
659 
 * an element is found that matches the coordinates it gets the click. It
660 
 * depends on the kind of element what happens.
661 
 */
11 andreas 662 
void TSubPage::doClick(int x, int y, bool pressed)
663 
{
664 
    DECL_TRACER("TSubPage::doClick(int x, int y)");
665 
 
201 andreas 666 
    BUTTONS_T *button = TPageInterface::getButtons();
205 andreas 667 
 
668 
    if (!button)
669 
        return;
670 
 
11 andreas 671 
    // Find last button
39 andreas 672 
    while (button && button->next)
11 andreas 673 
        button = button->next;
674 
 
675 
    // Scan in reverse order
676 
    while (button)
677 
    {
678 
        TButton *but = button->button;
146 andreas 679 
        bool clickable = but->isClickable();
680 
        MSG_DEBUG("Testing button " << but->getButtonIndex() << " (" << but->getButtonName() << "): " << (clickable ? "CLICKABLE" : "NOT CLICKABLE"));
11 andreas 681 
 
154 andreas 682 
        if (clickable && x > but->getLeftPosition() && x < (but->getLeftPosition() + but->getWidth()) &&
31 andreas 683 
            y > but->getTopPosition() && y < (but->getTopPosition() + but->getHeight()))
11 andreas 684 
        {
685 
            MSG_DEBUG("Clicking button " << but->getButtonIndex() << ": " << but->getButtonName() << " to state " << (pressed ? "PRESS" : "RELEASE"));
15 andreas 686 
            int btX = x - but->getLeftPosition();
687 
            int btY = y - but->getTopPosition();
688 
 
689 
            if (but->doClick(btX, btY, pressed))
690 
                break;
11 andreas 691 
        }
692 
 
693 
        button = button->previous;
694 
    }
695 
}