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3 andreas 1 
/*
258 andreas 2 
 * Copyright (C) 2020 to 2023 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"
343 andreas 32 
#if TESTMODE == 1
33 
#include "testmode.h"
34 
#endif
3 andreas 35 
 
186 andreas 36 
#if __cplusplus < 201402L
37 
#   error "This module requires at least C++14 standard!"
38 
#else
39 
#   if __cplusplus < 201703L
40 
#       include <experimental/filesystem>
41 
namespace fs = std::experimental::filesystem;
42 
#       warning "Support for C++14 and experimental filesystem will be removed in a future version!"
43 
#   else
44 
#       include <filesystem>
45 
#       ifdef __ANDROID__
46 
namespace fs = std::__fs::filesystem;
47 
#       else
48 
namespace fs = std::filesystem;
49 
#       endif
50 
#   endif
51 
#endif
52 
 
3 andreas 53 
using std::string;
6 andreas 54 
using std::vector;
3 andreas 55 
using namespace Button;
76 andreas 56 
using namespace Expat;
3 andreas 57 
 
26 andreas 58 
extern TPageManager *gPageManager;
59 
 
3 andreas 60 
TSubPage::TSubPage(const string& name)
61 
    : mFile(name)
62 
{
63 
    DECL_TRACER("TSubPage::TSubPage(const string& path)");
14 andreas 64 
    TError::clear();
3 andreas 65 
 
197 andreas 66 
    string projectPath = ((gPageManager && gPageManager->isSetupActive()) ? TConfig::getSystemProjectPath() : TConfig::getProjectPath());
186 andreas 67 
 
68 
    if (!fs::exists(projectPath + "/prj.xma"))
197 andreas 69 
    {
70 
        MSG_ERROR("Directory " << projectPath << " doesn't exist!");
71 
        return;
72 
    }
186 andreas 73 
 
74 
    string path = makeFileName(projectPath, name);
75 
 
3 andreas 76 
    if (isValidFile())
77 
        mFName = getFileName();
78 
    else
79 
    {
186 andreas 80 
        MSG_ERROR("Either the path \"" << projectPath << "\" or the file name \"" << name << "\" is invalid!");
3 andreas 81 
        TError::setError();
82 
        return;
83 
    }
84 
 
38 andreas 85 
    if (gPageManager)
86 
    {
87 
        if (!_displayButton)
88 
            _displayButton = gPageManager->getCallbackDB();
89 
 
90 
        if (!_setBackground)
91 
            _setBackground = gPageManager->getCallbackBG();
92 
 
93 
        if (!_playVideo)
94 
            _playVideo = gPageManager->getCallbackPV();
95 
 
96 
        if (!_callDropSubPage)
97 
            _callDropSubPage = gPageManager->getCallDropSubPage();
98 
    }
99 
 
3 andreas 100 
    initialize();
101 
}
102 
 
103 
TSubPage::~TSubPage()
104 
{
105 
    DECL_TRACER("TSubPage::~TSubPage()");
106 
 
5 andreas 107 
    if (mSubpage.name.empty())
108 
    {
109 
        MSG_WARNING("Invalid page found!");
110 
        return;
111 
    }
112 
 
113 
    MSG_DEBUG("Destroing subpage " << mSubpage.pageID << ": " << mSubpage.name);
114 
 
201 andreas 115 
    BUTTONS_T *b = TPageInterface::getButtons();
3 andreas 116 
    BUTTONS_T *next = nullptr;
117 
 
118 
    while (b)
119 
    {
120 
        next = b->next;
5 andreas 121 
 
122 
        if (b->button)
296 andreas 123 
        {
124 
            // If this is a system button, we must remove it first from the list
125 
            dropButton(b->button);
5 andreas 126 
            delete b->button;
296 andreas 127 
        }
5 andreas 128 
 
3 andreas 129 
        delete b;
130 
        b = next;
131 
    }
132 
 
201 andreas 133 
    setButtons(nullptr);
3 andreas 134 
}
135 
 
136 
void TSubPage::initialize()
137 
{
138 
    DECL_TRACER("TSubPage::initialize()");
139 
 
140 
    if (mFName.empty())
141 
        return;
142 
 
143 
    TError::clear();
76 andreas 144 
    TExpat xml(mFName);
145 
    xml.setEncoding(ENC_CP1250);
3 andreas 146 
 
76 andreas 147 
    if (!xml.parse())
3 andreas 148 
        return;
149 
 
76 andreas 150 
    int depth = 0;
151 
    size_t index = 0;
152 
    size_t oldIndex = 0;
153 
    string ename, content;
154 
    vector<ATTRIBUTE_t> attrs;
3 andreas 155 
 
76 andreas 156 
    if ((index = xml.getElementIndex("page", &depth)) == TExpat::npos)
3 andreas 157 
    {
158 
        MSG_ERROR("Element \"page\" with attribute \"type\" was not found! Invalid XML file!");
159 
        TError::setError();
160 
        return;
161 
    }
162 
 
76 andreas 163 
    attrs = xml.getAttributes();
164 
    string stype = xml.getAttribute("type", attrs);
165 
 
166 
    if (stype.compare("subpage") != 0)
3 andreas 167 
    {
76 andreas 168 
        MSG_ERROR("The type " << stype << " is invalid for a subpage!");
3 andreas 169 
        TError::setError();
170 
        return;
171 
    }
172 
 
193 andreas 173 
    mSubpage.popupType = xml.getAttribute("popupType", attrs);  // popup or subpage
3 andreas 174 
 
76 andreas 175 
    while ((index = xml.getNextElementFromIndex(index, &ename, &content, &attrs)) != TExpat::npos)
3 andreas 176 
    {
177 
        if (ename.compare("pageID") == 0)
76 andreas 178 
            mSubpage.pageID = xml.convertElementToInt(content);
3 andreas 179 
        else if (ename.compare("name") == 0)
76 andreas 180 
            mSubpage.name = content;
7 andreas 181 
        else if (ename.compare("left") == 0)
408 andreas 182 
        {
76 andreas 183 
            mSubpage.left = xml.convertElementToInt(content);
408 andreas 184 
            mSubpage.leftOrig = mSubpage.left;
185 
        }
7 andreas 186 
        else if (ename.compare("top") == 0)
408 andreas 187 
        {
76 andreas 188 
            mSubpage.top = xml.convertElementToInt(content);
408 andreas 189 
            mSubpage.topOrig = mSubpage.top;
190 
        }
3 andreas 191 
        else if (ename.compare("width") == 0)
408 andreas 192 
        {
76 andreas 193 
            mSubpage.width = xml.convertElementToInt(content);
408 andreas 194 
            mSubpage.widthOrig = mSubpage.width;
195 
        }
3 andreas 196 
        else if (ename.compare("height") == 0)
408 andreas 197 
        {
76 andreas 198 
            mSubpage.height = xml.convertElementToInt(content);
408 andreas 199 
            mSubpage.heightOrig = mSubpage.height;
200 
        }
3 andreas 201 
        else if (ename.compare("group") == 0)
76 andreas 202 
            mSubpage.group = content;
418 andreas 203 
        else if (ename.compare("modal") == 0)
204 
            mSubpage.modal = xml.convertElementToInt(content);
7 andreas 205 
        else if (ename.compare("showEffect") == 0)
76 andreas 206 
            mSubpage.showEffect = (SHOWEFFECT)xml.convertElementToInt(content);
3 andreas 207 
        else if (ename.compare("showTime") == 0)
76 andreas 208 
            mSubpage.showTime = xml.convertElementToInt(content);
3 andreas 209 
        else if (ename.compare("hideTime") == 0)
76 andreas 210 
            mSubpage.hideTime = xml.convertElementToInt(content);
7 andreas 211 
        else if (ename.compare("hideEffect") == 0)
76 andreas 212 
            mSubpage.hideEffect = (SHOWEFFECT)xml.convertElementToInt(content);
3 andreas 213 
        else if (ename.compare("timeout") == 0)
76 andreas 214 
            mSubpage.timeout = xml.convertElementToInt(content);
408 andreas 215 
        else if (ename.compare("resetPos") == 0)
216 
            mSubpage.resetPos = xml.convertElementToInt(content);
3 andreas 217 
        else if (ename.compare("button") == 0)      // Read a button
218 
        {
219 
            try
220 
            {
221 
                TButton *button = new TButton();
204 andreas 222 
                TPageInterface::registerListCallback<TSubPage>(button, this);
4 andreas 223 
                button->setPalette(mPalette);
201 andreas 224 
                button->setFonts(getFonts());
76 andreas 225 
                index = button->initialize(&xml, index);
6 andreas 226 
                button->setParentSize(mSubpage.width, mSubpage.height);
7 andreas 227 
                button->registerCallback(_displayButton);
21 andreas 228 
                button->regCallPlayVideo(_playVideo);
3 andreas 229 
 
230 
                if (TError::isError())
231 
                {
16 andreas 232 
                    MSG_ERROR("Dropping button because of previous errors!");
3 andreas 233 
                    delete button;
234 
                    return;
235 
                }
236 
 
5 andreas 237 
                button->setHandle(((mSubpage.pageID << 16) & 0xffff0000) | button->getButtonIndex());
14 andreas 238 
                button->createButtons();
3 andreas 239 
                addButton(button);
76 andreas 240 
                index++;    // Jump over the end tag of the button.
3 andreas 241 
            }
242 
            catch (std::exception& e)
243 
            {
244 
                MSG_ERROR("Memory exception: " << e.what());
245 
                TError::setError();
246 
                return;
247 
            }
248 
        }
6 andreas 249 
        else if (ename.compare("sr") == 0)
250 
        {
251 
            SR_T sr;
76 andreas 252 
            sr.number = xml.getAttributeInt("number", attrs);
3 andreas 253 
 
76 andreas 254 
            while ((index = xml.getNextElementFromIndex(index, &ename, &content, &attrs)) != TExpat::npos)
6 andreas 255 
            {
256 
                if (ename.compare("bs") == 0)
76 andreas 257 
                    sr.bs = content;
6 andreas 258 
                else if (ename.compare("cb") == 0)
76 andreas 259 
                    sr.cb = content;
6 andreas 260 
                else if (ename.compare("cf") == 0)
76 andreas 261 
                    sr.cf = content;
6 andreas 262 
                else if (ename.compare("ct") == 0)
76 andreas 263 
                    sr.ct = content;
6 andreas 264 
                else if (ename.compare("ec") == 0)
76 andreas 265 
                    sr.ec = content;
6 andreas 266 
                else if (ename.compare("bm") == 0)
76 andreas 267 
                    sr.bm = content;
65 andreas 268 
                else if (ename.compare("mi") == 0)
76 andreas 269 
                    sr.mi = content;
10 andreas 270 
                else if (ename.compare("ji") == 0)
76 andreas 271 
                    sr.ji = xml.convertElementToInt(content);
10 andreas 272 
                else if (ename.compare("jb") == 0)
76 andreas 273 
                    sr.jb = xml.convertElementToInt(content);
6 andreas 274 
                else if (ename.compare("fi") == 0)
76 andreas 275 
                    sr.fi = xml.convertElementToInt(content);
10 andreas 276 
                else if (ename.compare("ii") == 0)
76 andreas 277 
                    sr.ii = xml.convertElementToInt(content);
10 andreas 278 
                else if (ename.compare("ix") == 0)
76 andreas 279 
                    sr.ix = xml.convertElementToInt(content);
10 andreas 280 
                else if (ename.compare("iy") == 0)
76 andreas 281 
                    sr.iy = xml.convertElementToInt(content);
10 andreas 282 
                else if (ename.compare("oo") == 0)
76 andreas 283 
                    sr.oo = xml.convertElementToInt(content);
54 andreas 284 
                else if (ename.compare("te") == 0)
76 andreas 285 
                    sr.te = content;
54 andreas 286 
                else if (ename.compare("tx") == 0)
76 andreas 287 
                    sr.tx = xml.convertElementToInt(content);
54 andreas 288 
                else if (ename.compare("ty") == 0)
76 andreas 289 
                    sr.ty = xml.convertElementToInt(content);
54 andreas 290 
                else if (ename.compare("et") == 0)
76 andreas 291 
                    sr.et = xml.convertElementToInt(content);
54 andreas 292 
                else if (ename.compare("ww") == 0)
76 andreas 293 
                    sr.ww = xml.convertElementToInt(content);
54 andreas 294 
                else if (ename.compare("jt") == 0)
76 andreas 295 
                    sr.jt = (Button::TEXT_ORIENTATION)xml.convertElementToInt(content);
6 andreas 296 
 
76 andreas 297 
                oldIndex = index;
6 andreas 298 
            }
299 
 
300 
            mSubpage.sr.push_back(sr);
301 
        }
302 
 
76 andreas 303 
        if (index == TExpat::npos)
304 
            index = oldIndex + 1;
3 andreas 305 
    }
8 andreas 306 
 
204 andreas 307 
    setSR(mSubpage.sr);
308 
/*
76 andreas 309 
    if (TStreamError::checkFilter(HLOG_DEBUG))
310 
    {
311 
        MSG_DEBUG("PageID: " << mSubpage.pageID);
312 
        MSG_DEBUG("Name  : " << mSubpage.name);
313 
        MSG_DEBUG("Left  : " << mSubpage.left);
314 
        MSG_DEBUG("Top   : " << mSubpage.top);
315 
        MSG_DEBUG("Width : " << mSubpage.width);
316 
        MSG_DEBUG("Height: " << mSubpage.height);
317 
 
318 
        vector<SR_T>::iterator iter;
319 
        size_t pos = 1;
320 
 
321 
        for (iter = mSubpage.sr.begin(); iter != mSubpage.sr.end(); ++iter)
322 
        {
323 
            MSG_DEBUG("   " << pos << ": id: " << iter->number);
324 
            MSG_DEBUG("   " << pos << ": bs: " << iter->bs);
325 
            MSG_DEBUG("   " << pos << ": cb: " << iter->cb);
326 
            MSG_DEBUG("   " << pos << ": cf: " << iter->cf);
327 
            MSG_DEBUG("   " << pos << ": ct: " << iter->ct);
328 
            MSG_DEBUG("   " << pos << ": ec: " << iter->ec);
329 
            MSG_DEBUG("   " << pos << ": bm: " << iter->bm);
330 
            MSG_DEBUG("   " << pos << ": mi: " << iter->mi);
331 
            MSG_DEBUG("   " << pos << ": fi: " << iter->fi);
332 
            pos++;
333 
        }
334 
    }
204 andreas 335 
*/
8 andreas 336 
    // Here the sort function could be called. But it's not necessary because
337 
    // the buttons are stored in ascending Z order. Therefor the following
338 
    // method call is commented out.
339 
    // sortButtons();
6 andreas 340 
}
3 andreas 341 
 
6 andreas 342 
void TSubPage::show()
343 
{
344 
    DECL_TRACER("TSubPage::show()");
3 andreas 345 
 
6 andreas 346 
    if (!_setBackground)
3 andreas 347 
    {
66 andreas 348 
        if (gPageManager && gPageManager->getCallbackBG())
349 
            _setBackground = gPageManager->getCallbackBG();
350 
        else
351 
        {
352 
            MSG_WARNING("No callback \"setBackground\" was set!");
343 andreas 353 
#if TESTMODE == 1
354 
            setScreenDone();
355 
#endif
66 andreas 356 
            return;
357 
        }
3 andreas 358 
    }
359 
 
65 andreas 360 
    bool haveImage = false;
6 andreas 361 
    ulong handle = (mSubpage.pageID << 16) & 0xffff0000;
53 andreas 362 
    MSG_DEBUG("Processing subpage " << mSubpage.pageID << ": " << mSubpage.name);
66 andreas 363 
    SkBitmap target;
254 andreas 364 
 
365 
    if (!allocPixels(mSubpage.width, mSubpage.height, &target))
343 andreas 366 
    {
367 
#if TESTMODE == 1
368 
        setScreenDone();
369 
#endif
254 andreas 370 
        return;
343 andreas 371 
    }
254 andreas 372 
 
408 andreas 373 
    if (mSubpage.resetPos != 0)
374 
    {
375 
        mSubpage.left = mSubpage.leftOrig;
376 
        mSubpage.top = mSubpage.topOrig;
377 
        mSubpage.width = mSubpage.widthOrig;
378 
        mSubpage.height = mSubpage.heightOrig;
379 
    }
380 
 
66 andreas 381 
    target.eraseColor(TColor::getSkiaColor(mSubpage.sr[0].cf));
6 andreas 382 
    // Draw the background, if any
65 andreas 383 
    if (mSubpage.sr.size() > 0 && (!mSubpage.sr[0].bm.empty() || !mSubpage.sr[0].mi.empty()))
3 andreas 384 
    {
65 andreas 385 
        TDrawImage dImage;
66 andreas 386 
        dImage.setWidth(mSubpage.width);
387 
        dImage.setHeight(mSubpage.height);
3 andreas 388 
 
65 andreas 389 
        if (!mSubpage.sr[0].bm.empty())
3 andreas 390 
        {
65 andreas 391 
            MSG_DEBUG("Loading image " << mSubpage.sr[0].bm);
392 
            sk_sp<SkData> rawImage = readImage(mSubpage.sr[0].bm);
6 andreas 393 
            SkBitmap bm;
19 andreas 394 
 
65 andreas 395 
            if (rawImage)
396 
            {
397 
                MSG_DEBUG("Decoding image BM ...");
19 andreas 398 
 
65 andreas 399 
                if (!DecodeDataToBitmap(rawImage, &bm))
400 
                {
401 
                    MSG_WARNING("Problem while decoding image " << mSubpage.sr[0].bm);
402 
                }
403 
                else if (!bm.empty())
404 
                {
405 
                    dImage.setImageBm(bm);
406 
                    SkImageInfo info = bm.info();
407 
                    mSubpage.sr[0].bm_width = info.width();
408 
                    mSubpage.sr[0].bm_height = info.height();
409 
                    haveImage = true;
410 
                }
411 
                else
412 
                {
413 
                    MSG_WARNING("BM image " << mSubpage.sr[0].bm << " seems to be empty!");
414 
                }
415 
            }
416 
        }
54 andreas 417 
 
65 andreas 418 
        if (!mSubpage.sr[0].mi.empty())
419 
        {
420 
            MSG_DEBUG("Loading image " << mSubpage.sr[0].mi);
421 
            sk_sp<SkData> rawImage = readImage(mSubpage.sr[0].mi);
422 
            SkBitmap mi;
423 
 
424 
            if (rawImage)
425 
            {
426 
                MSG_DEBUG("Decoding image MI ...");
427 
 
428 
                if (!DecodeDataToBitmap(rawImage, &mi))
429 
                {
430 
                    MSG_WARNING("Problem while decoding image " << mSubpage.sr[0].mi);
431 
                }
432 
                else if (!mi.empty())
433 
                {
434 
                    dImage.setImageMi(mi);
435 
                    SkImageInfo info = mi.info();
436 
                    mSubpage.sr[0].mi_width = info.width();
437 
                    mSubpage.sr[0].mi_height = info.height();
438 
                    haveImage = true;
439 
                }
440 
                else
441 
                {
442 
                    MSG_WARNING("MI image " << mSubpage.sr[0].mi << " seems to be empty!");
443 
                }
444 
            }
445 
        }
446 
 
447 
        if (haveImage)
448 
        {
449 
            dImage.setSr(mSubpage.sr);
450 
 
451 
            if (!dImage.drawImage(&target))
452 
                return;
453 
 
54 andreas 454 
            if (!mSubpage.sr[0].te.empty())
455 
            {
201 andreas 456 
                if (!drawText(mSubpage, &target))
54 andreas 457 
                    return;
458 
            }
262 andreas 459 
#ifdef _OPAQUE_SKIA_
258 andreas 460 
            if (mSubpage.sr[0].oo < 255 && mSubpage.sr[0].te.empty() && mSubpage.sr[0].bs.empty())
461 
                setOpacity(&target, mSubpage.sr[0].oo);
262 andreas 462 
#endif
65 andreas 463 
 
43 andreas 464 
#ifdef _SCALE_SKIA_
26 andreas 465 
            if (gPageManager && gPageManager->getScaleFactor() != 1.0)
466 
            {
467 
                SkPaint paint;
65 andreas 468 
                int left, top;
289 andreas 469 
                SkImageInfo info = target.info();
65 andreas 470 
 
26 andreas 471 
                paint.setBlendMode(SkBlendMode::kSrc);
472 
                paint.setFilterQuality(kHigh_SkFilterQuality);
28 andreas 473 
                // Calculate new dimension
31 andreas 474 
                double scaleFactor = gPageManager->getScaleFactor();
475 
                MSG_DEBUG("Using scale factor " << scaleFactor);
476 
                int lwidth = (int)((double)info.width() * scaleFactor);
477 
                int lheight = (int)((double)info.height() * scaleFactor);
478 
                int twidth = (int)((double)mSubpage.width * scaleFactor);
479 
                int theight = (int)((double)mSubpage.height * scaleFactor);
65 andreas 480 
                calcPosition(lwidth, lheight, &left, &top);
28 andreas 481 
                // Create a canvas and draw new image
65 andreas 482 
                sk_sp<SkImage> im = SkImage::MakeFromBitmap(target);
254 andreas 483 
 
484 
                if (!allocPixels(twidth, theight, &target))
343 andreas 485 
                {
486 
#if TESTMODE == 1
487 
                    setScreenDone();
488 
#endif
254 andreas 489 
                    return;
343 andreas 490 
                }
254 andreas 491 
 
65 andreas 492 
                target.eraseColor(TColor::getSkiaColor(mSubpage.sr[0].cf));
254 andreas 493 
                SkCanvas can(target, SkSurfaceProps());
31 andreas 494 
                SkRect rect = SkRect::MakeXYWH(left, top, lwidth, lheight);
26 andreas 495 
                can.drawImageRect(im, rect, &paint);
31 andreas 496 
                MSG_DEBUG("Scaled size of background image: " << left << ", " << top << ", " << lwidth << ", " << lheight);
26 andreas 497 
            }
43 andreas 498 
#endif
262 andreas 499 
#ifdef _OPAQUE_SKIA_
258 andreas 500 
            if (mSubpage.sr[0].te.empty() && mSubpage.sr[0].bs.empty())
289 andreas 501 
            {
502 
                TBitmap image((unsigned char *)target.getPixels(), target.info().width(), target.info().height());
503 
                _setBackground(handle, image, target.info().width(), target.info().height(), TColor::getColor(mSubpage.sr[0].cf));
504 
            }
262 andreas 505 
#else
506 
            if (mSubpage.sr[0].te.empty() && mSubpage.sr[0].bs.empty())
289 andreas 507 
            {
508 
                TBitmap image((unsigned char *)target.getPixels(), target.info().width(), target.info().height());
509 
                _setBackground(handle, image, target.info().width(), target.info().height(), TColor::getColor(mSubpage.sr[0].cf), mSubpage.sr[0].oo);
510 
            }
262 andreas 511 
#endif
6 andreas 512 
        }
513 
    }
66 andreas 514 
 
515 
    if (mSubpage.sr.size() > 0 && !mSubpage.sr[0].te.empty())
54 andreas 516 
    {
517 
        MSG_DEBUG("Drawing a text only on background image ...");
518 
 
258 andreas 519 
        if (drawText(mSubpage, &target))
520 
            haveImage = true;
521 
    }
54 andreas 522 
 
258 andreas 523 
    // Check for a frame and draw it if there is one.
524 
    if (!mSubpage.sr[0].bs.empty())
525 
    {
526 
        if (drawFrame(mSubpage, &target))
527 
            haveImage = true;
528 
    }
529 
 
530 
    if (haveImage)
531 
    {
262 andreas 532 
#ifdef _OPAQUE_SKIA_
258 andreas 533 
        if (mSubpage.sr[0].oo < 255)
534 
            setOpacity(&target, mSubpage.sr[0].oo);
262 andreas 535 
#endif
289 andreas 536 
        TBitmap image((unsigned char *)target.getPixels(), target.info().width(), target.info().height());
262 andreas 537 
#ifdef _OPAQUE_SKIA_
289 andreas 538 
        _setBackground(handle, image, target.info().width(), target.info().height(), TColor::getColor(mSubpage.sr[0].cf));
262 andreas 539 
#else
289 andreas 540 
        _setBackground(handle, image, target.info().width(), target.info().height(), TColor::getColor(mSubpage.sr[0].cf), mSubpage.sr[0].oo);
262 andreas 541 
#endif
54 andreas 542 
    }
258 andreas 543 
    else if (mSubpage.sr.size() > 0 && !haveImage)
6 andreas 544 
    {
545 
        MSG_DEBUG("Calling \"setBackground\" with no image ...");
262 andreas 546 
#ifdef _OPAQUE_SKIA_
289 andreas 547 
        _setBackground(handle, TBitmap(), 0, 0, TColor::getColor(mSubpage.sr[0].cf));
262 andreas 548 
#else
289 andreas 549 
        _setBackground(handle, TBitmap(), 0, 0, TColor::getColor(mSubpage.sr[0].cf), mSubpage.sr[0].oo);
262 andreas 550 
#endif
6 andreas 551 
    }
3 andreas 552 
 
6 andreas 553 
    // Draw the buttons
201 andreas 554 
    BUTTONS_T *button = TPageInterface::getButtons();
6 andreas 555 
 
556 
    while (button)
557 
    {
558 
        if (button->button)
559 
        {
344 andreas 560 
            MSG_DEBUG("Drawing button " << handleToString(button->button->getHandle()) << ": " << button->button->getButtonIndex() << " --> " << button->button->getButtonName());
204 andreas 561 
            TPageInterface::registerListCallback<TSubPage>(button->button, this);
6 andreas 562 
            button->button->registerCallback(_displayButton);
21 andreas 563 
            button->button->regCallPlayVideo(_playVideo);
201 andreas 564 
            button->button->setFonts(getFonts());
7 andreas 565 
            button->button->setPalette(mPalette);
6 andreas 566 
            button->button->createButtons();
10 andreas 567 
 
568 
            if (mSubpage.sr.size() > 0)
569 
                button->button->setGlobalOpacity(mSubpage.sr[0].oo);
570 
 
408 andreas 571 
            if (mSubpage.resetPos != 0)
572 
                button->button->resetButton();
573 
 
6 andreas 574 
            button->button->show();
575 
        }
576 
 
577 
        button = button->next;
3 andreas 578 
    }
11 andreas 579 
 
580 
    // Mark page as visible
581 
    mVisible = true;
271 andreas 582 
 
583 
    if (gPageManager && gPageManager->getPageFinished())
584 
        gPageManager->getPageFinished()(handle);
3 andreas 585 
}
586 
 
289 andreas 587 
SkBitmap& TSubPage::getBgImage()
281 andreas 588 
{
589 
    DECL_TRACER("TSubPage::getBgImage()");
590 
 
289 andreas 591 
    if (!mBgImage.empty())
592 
        return mBgImage;
593 
 
281 andreas 594 
    bool haveImage = false;
595 
    MSG_DEBUG("Creating image for subpage " << mSubpage.pageID << ": " << mSubpage.name);
596 
    SkBitmap target;
597 
 
598 
    if (!allocPixels(mSubpage.width, mSubpage.height, &target))
289 andreas 599 
        return mBgImage;
281 andreas 600 
 
601 
    target.eraseColor(TColor::getSkiaColor(mSubpage.sr[0].cf));
602 
    // Draw the background, if any
603 
    if (mSubpage.sr.size() > 0 && (!mSubpage.sr[0].bm.empty() || !mSubpage.sr[0].mi.empty()))
604 
    {
605 
        TDrawImage dImage;
606 
        dImage.setWidth(mSubpage.width);
607 
        dImage.setHeight(mSubpage.height);
608 
 
609 
        if (!mSubpage.sr[0].bm.empty())
610 
        {
611 
            MSG_DEBUG("Loading image " << mSubpage.sr[0].bm);
612 
            sk_sp<SkData> rawImage = readImage(mSubpage.sr[0].bm);
613 
            SkBitmap bm;
614 
 
615 
            if (rawImage)
616 
            {
617 
                MSG_DEBUG("Decoding image BM ...");
618 
 
619 
                if (!DecodeDataToBitmap(rawImage, &bm))
620 
                {
621 
                    MSG_WARNING("Problem while decoding image " << mSubpage.sr[0].bm);
622 
                }
623 
                else if (!bm.empty())
624 
                {
625 
                    dImage.setImageBm(bm);
626 
                    SkImageInfo info = bm.info();
627 
                    mSubpage.sr[0].bm_width = info.width();
628 
                    mSubpage.sr[0].bm_height = info.height();
629 
                    haveImage = true;
630 
                }
631 
                else
632 
                {
633 
                    MSG_WARNING("BM image " << mSubpage.sr[0].bm << " seems to be empty!");
634 
                }
635 
            }
636 
        }
637 
 
638 
        if (!mSubpage.sr[0].mi.empty())
639 
        {
640 
            MSG_DEBUG("Loading image " << mSubpage.sr[0].mi);
641 
            sk_sp<SkData> rawImage = readImage(mSubpage.sr[0].mi);
642 
            SkBitmap mi;
643 
 
644 
            if (rawImage)
645 
            {
646 
                MSG_DEBUG("Decoding image MI ...");
647 
 
648 
                if (!DecodeDataToBitmap(rawImage, &mi))
649 
                {
650 
                    MSG_WARNING("Problem while decoding image " << mSubpage.sr[0].mi);
651 
                }
652 
                else if (!mi.empty())
653 
                {
654 
                    dImage.setImageMi(mi);
655 
                    SkImageInfo info = mi.info();
656 
                    mSubpage.sr[0].mi_width = info.width();
657 
                    mSubpage.sr[0].mi_height = info.height();
658 
                    haveImage = true;
659 
                }
660 
                else
661 
                {
662 
                    MSG_WARNING("MI image " << mSubpage.sr[0].mi << " seems to be empty!");
663 
                }
664 
            }
665 
        }
666 
 
667 
        if (haveImage)
668 
        {
669 
            dImage.setSr(mSubpage.sr);
670 
 
671 
            if (!dImage.drawImage(&target))
289 andreas 672 
                return mBgImage;
281 andreas 673 
 
674 
            if (!mSubpage.sr[0].te.empty())
675 
            {
676 
                if (!drawText(mSubpage, &target))
289 andreas 677 
                    return mBgImage;
281 andreas 678 
            }
679 
 
680 
            if (mSubpage.sr[0].oo < 255 && mSubpage.sr[0].te.empty() && mSubpage.sr[0].bs.empty())
681 
                setOpacity(&target, mSubpage.sr[0].oo);
682 
 
683 
#ifdef _SCALE_SKIA_
684 
            size_t rowBytes = info.minRowBytes();
685 
            size_t size = info.computeByteSize(rowBytes);
289 andreas 686 
            SkImageInfo info = target.info();
281 andreas 687 
 
688 
            if (gPageManager && gPageManager->getScaleFactor() != 1.0)
689 
            {
690 
                SkPaint paint;
691 
                int left, top;
692 
 
693 
                paint.setBlendMode(SkBlendMode::kSrc);
694 
                paint.setFilterQuality(kHigh_SkFilterQuality);
695 
                // Calculate new dimension
696 
                double scaleFactor = gPageManager->getScaleFactor();
697 
                MSG_DEBUG("Using scale factor " << scaleFactor);
698 
                int lwidth = (int)((double)info.width() * scaleFactor);
699 
                int lheight = (int)((double)info.height() * scaleFactor);
700 
                int twidth = (int)((double)mSubpage.width * scaleFactor);
701 
                int theight = (int)((double)mSubpage.height * scaleFactor);
702 
                calcPosition(lwidth, lheight, &left, &top);
703 
                // Create a canvas and draw new image
704 
                sk_sp<SkImage> im = SkImage::MakeFromBitmap(target);
705 
 
706 
                if (!allocPixels(twidth, theight, &target))
707 
                    return;
708 
 
709 
                target.eraseColor(TColor::getSkiaColor(mSubpage.sr[0].cf));
710 
                SkCanvas can(target, SkSurfaceProps());
711 
                SkRect rect = SkRect::MakeXYWH(left, top, lwidth, lheight);
712 
                can.drawImageRect(im, rect, &paint);
713 
                MSG_DEBUG("Scaled size of background image: " << left << ", " << top << ", " << lwidth << ", " << lheight);
714 
            }
715 
#endif
716 
        }
717 
    }
718 
 
719 
    if (mSubpage.sr.size() > 0 && !mSubpage.sr[0].te.empty())
720 
    {
721 
        MSG_DEBUG("Drawing a text only on background image ...");
722 
 
723 
        if (drawText(mSubpage, &target))
724 
            haveImage = true;
725 
    }
726 
 
727 
    // Check for a frame and draw it if there is one.
728 
    if (!mSubpage.sr[0].bs.empty())
729 
    {
306 andreas 730 
        if (!drawBorder(&target, mSubpage.sr[0].bs, mSubpage.width, mSubpage.height, mSubpage.sr[0].cb))
731 
        {
732 
            if (drawFrame(mSubpage, &target))
733 
                haveImage = true;
734 
        }
281 andreas 735 
    }
736 
 
737 
    if (haveImage)
738 
    {
739 
        if (mSubpage.sr[0].oo < 255)
740 
            setOpacity(&target, mSubpage.sr[0].oo);
741 
 
289 andreas 742 
        mBgImage = target;
281 andreas 743 
    }
744 
 
289 andreas 745 
    return mBgImage;
281 andreas 746 
}
747 
 
11 andreas 748 
void TSubPage::drop()
749 
{
750 
    DECL_TRACER("TSubPage::drop()");
751 
 
295 andreas 752 
    stopTimer();
753 
 
14 andreas 754 
    if (mVisible && _callDropSubPage)
350 andreas 755 
        _callDropSubPage((mSubpage.pageID << 16) & 0xffff0000, mParent);
349 andreas 756 
#if TESTMODE == 1
757 
    else
758 
    {
759 
        __success = true;
760 
        setScreenDone();
761 
    }
762 
#endif
11 andreas 763 
 
15 andreas 764 
    // Set all elements of subpage invisible
201 andreas 765 
    BUTTONS_T *bt = TPageInterface::getButtons();
15 andreas 766 
 
767 
    while (bt)
768 
    {
769 
        bt->button->hide();
770 
        bt = bt->next;
771 
    }
772 
 
14 andreas 773 
    mZOrder = -1;
11 andreas 774 
    mVisible = false;
775 
}
776 
 
53 andreas 777 
void TSubPage::startTimer()
778 
{
779 
    DECL_TRACER("TSubPage::startTimer()");
780 
 
781 
    if (mSubpage.timeout <= 0 || mTimerRunning)
782 
        return;
783 
 
784 
    try
785 
    {
786 
        mThreadTimer = std::thread([=] { runTimer(); });
787 
        mThreadTimer.detach();
788 
    }
789 
    catch (std::exception& e)
790 
    {
791 
        MSG_ERROR("Error starting a timeout thread: " << e.what());
792 
        return;
793 
    }
794 
}
795 
 
796 
void TSubPage::runTimer()
797 
{
798 
    DECL_TRACER("TSubPage::runTimer()");
799 
 
93 andreas 800 
    if (mTimerRunning)
801 
        return;
802 
 
53 andreas 803 
    mTimerRunning = true;
804 
    ulong tm = mSubpage.timeout * 100;
54 andreas 805 
    ulong unit = 100;
806 
    ulong total = 0;
807 
 
808 
    while (mTimerRunning && !prg_stopped && total < tm)
809 
    {
810 
        std::this_thread::sleep_for(std::chrono::milliseconds(unit));
811 
        total += unit;
812 
    }
813 
 
814 
    drop();
53 andreas 815 
    mTimerRunning = false;
816 
}
817 
 
43 andreas 818 
#ifdef _SCALE_SKIA_
31 andreas 819 
void TSubPage::calcPosition(int im_width, int im_height, int *left, int *top, bool scale)
43 andreas 820 
#else
821 
void TSubPage::calcPosition(int im_width, int im_height, int *left, int *top)
822 
#endif
31 andreas 823 
{
43 andreas 824 
    DECL_TRACER("TSubPage::calcPosition(int im_width, int im_height, int *left, int *top)");
31 andreas 825 
 
826 
    int nw = mSubpage.width;
827 
    int nh = mSubpage.height;
43 andreas 828 
#ifdef _SCALE_SKIA_
31 andreas 829 
    if (scale && gPageManager && gPageManager->getScaleFactor() != 1.0)
830 
    {
831 
        nw = (int)((double)mSubpage.width * gPageManager->getScaleFactor());
832 
        nh = (int)((double)mSubpage.height * gPageManager->getScaleFactor());
833 
    }
43 andreas 834 
#endif
31 andreas 835 
    switch (mSubpage.sr[0].jb)
836 
    {
837 
        case 0: // absolute position
838 
            *left = mSubpage.sr[0].bx;
839 
            *top = mSubpage.sr[0].by;
43 andreas 840 
#ifdef _SCALE_SKIA_
31 andreas 841 
            if (scale && gPageManager && gPageManager->getScaleFactor() != 1.0)
842 
            {
843 
                *left = (int)((double)mSubpage.sr[0].bx * gPageManager->getScaleFactor());
844 
                *left = (int)((double)mSubpage.sr[0].by * gPageManager->getScaleFactor());
845 
            }
43 andreas 846 
#endif
31 andreas 847 
        break;
848 
 
849 
        case 1: // top, left
850 
            *left = 0;
851 
            *top = 0;
852 
        break;
853 
 
854 
        case 2: // center, top
855 
            *left = (nw - im_width) / 2;
856 
            *top = 0;
857 
        break;
858 
 
859 
        case 3: // right, top
860 
            *left = nw - im_width;
861 
            *top = 0;
862 
        break;
863 
 
864 
        case 4: // left, middle
865 
            *left = 0;
866 
            *top = (nh - im_height) / 2;
867 
        break;
868 
 
869 
        case 6: // right, middle
870 
            *left = nw - im_width;
871 
            *top = (nh - im_height) / 2;
872 
        break;
873 
 
874 
        case 7: // left, bottom
875 
            *left = 0;
876 
            *top = nh - im_height;
877 
        break;
878 
 
879 
        case 8: // center, bottom
880 
            *left = (nw - im_width) / 2;
881 
            *top = nh - im_height;
882 
        break;
883 
 
884 
        case 9: // right, bottom
885 
            *left = nw - im_width;
886 
            *top = nh - im_height;
887 
        break;
888 
 
889 
        default:    // center middle
890 
            *left = (nw - im_width) / 2;
891 
            *top = (nh - im_height) / 2;
892 
    }
893 
 
894 
    if (*left < 0)
895 
        *left = 0;
896 
 
897 
    if (*top < 0)
898 
        *top = 0;
899 
}
900 
 
11 andreas 901 
RECT_T TSubPage::getRegion()
902 
{
903 
    DECL_TRACER("TSubPage::getRegion()");
904 
    return {mSubpage.left, mSubpage.top, mSubpage.width, mSubpage.height};
905 
}
906 
 
15 andreas 907 
/**
908 
 * This method is called indirectly from the GUI after a mouse click. If This
909 
 * subpage matches the clicked coordinates, than the elements are tested. If
910 
 * an element is found that matches the coordinates it gets the click. It
911 
 * depends on the kind of element what happens.
912 
 */
11 andreas 913 
void TSubPage::doClick(int x, int y, bool pressed)
914 
{
915 
    DECL_TRACER("TSubPage::doClick(int x, int y)");
916 
 
201 andreas 917 
    BUTTONS_T *button = TPageInterface::getButtons();
205 andreas 918 
 
919 
    if (!button)
920 
        return;
921 
 
11 andreas 922 
    // Find last button
39 andreas 923 
    while (button && button->next)
11 andreas 924 
        button = button->next;
925 
 
926 
    // Scan in reverse order
927 
    while (button)
928 
    {
929 
        TButton *but = button->button;
146 andreas 930 
        bool clickable = but->isClickable();
931 
        MSG_DEBUG("Testing button " << but->getButtonIndex() << " (" << but->getButtonName() << "): " << (clickable ? "CLICKABLE" : "NOT CLICKABLE"));
11 andreas 932 
 
154 andreas 933 
        if (clickable && x > but->getLeftPosition() && x < (but->getLeftPosition() + but->getWidth()) &&
31 andreas 934 
            y > but->getTopPosition() && y < (but->getTopPosition() + but->getHeight()))
11 andreas 935 
        {
936 
            MSG_DEBUG("Clicking button " << but->getButtonIndex() << ": " << but->getButtonName() << " to state " << (pressed ? "PRESS" : "RELEASE"));
15 andreas 937 
            int btX = x - but->getLeftPosition();
938 
            int btY = y - but->getTopPosition();
939 
 
940 
            if (but->doClick(btX, btY, pressed))
941 
                break;
11 andreas 942 
        }
943 
 
944 
        button = button->previous;
945 
    }
946 
}
409 andreas 947 
 
948 
void TSubPage::moveMouse(int x, int y)
949 
{
950 
    DECL_TRACER("TSubPage::moveMouse(int x, int y)");
951 
 
952 
    BUTTONS_T *button = TPageInterface::getButtons();
953 
 
954 
    if (!button)
955 
        return;
956 
 
957 
    // Find last button
958 
    while (button && button->next)
959 
        button = button->next;
960 
 
961 
    // Scan in reverse order
962 
    while (button)
963 
    {
964 
        TButton *but = button->button;
965 
 
416 andreas 966 
        if (but->getButtonType() != BARGRAPH && but->getButtonType() != JOYSTICK)
409 andreas 967 
        {
968 
            button = button->previous;
969 
            continue;
970 
        }
971 
 
972 
        bool clickable = but->isClickable();
973 
 
974 
        if (clickable && x > but->getLeftPosition() && x < (but->getLeftPosition() + but->getWidth()) &&
975 
            y > but->getTopPosition() && y < (but->getTopPosition() + but->getHeight()))
976 
        {
977 
            int btX = x - but->getLeftPosition();
978 
            int btY = y - but->getTopPosition();
979 
 
416 andreas 980 
            if (but->getButtonType() == BARGRAPH)
981 
                but->moveBargraphLevel(btX, btY);
418 andreas 982 
            else if (but->getButtonType() == JOYSTICK && !but->getLevelFuction().empty())
416 andreas 983 
            {
984 
                but->drawJoystick(btX, btY);
985 
                but->sendJoystickLevels();
986 
            }
987 
 
409 andreas 988 
            break;
989 
        }
990 
 
991 
        button = button->previous;
992 
    }
993 
}