WebSVN – tpanel – Blame – /trunk/tsubpage.cpp

Rev	Author	Line No.	Line
3	andreas	1	`/*`
21	andreas	2	`* Copyright (C) 2020, 2021 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
		33	`using std::string;`
6	andreas	34	`using std::vector;`
3	andreas	35	`using namespace Button;`
76	andreas	36	`using namespace Expat;`
3	andreas	37
26	andreas	38	`extern TPageManager *gPageManager;`
		39
3	andreas	40	`TSubPage::TSubPage(const string& name)`
		41	`: mFile(name)`
		42	`{`
		43	`DECL_TRACER("TSubPage::TSubPage(const string& path)");`
14	andreas	44	`TError::clear();`
3	andreas	45	`string path = makeFileName(TConfig::getProjectPath(), name);`
		46
		47	`if (isValidFile())`
		48	`mFName = getFileName();`
		49	`else`
		50	`{`
		51	`MSG_ERROR("Either the path \"" << TConfig::getProjectPath() << "\" or the file name \"" << name << "\" is invalid!");`
		52	`TError::setError();`
		53	`return;`
		54	`}`
		55
38	andreas	56	`if (gPageManager)`
		57	`{`
		58	`if (!_displayButton)`
		59	`_displayButton = gPageManager->getCallbackDB();`
		60
		61	`if (!_setBackground)`
		62	`_setBackground = gPageManager->getCallbackBG();`
		63
		64	`if (!_playVideo)`
		65	`_playVideo = gPageManager->getCallbackPV();`
		66
		67	`if (!_callDropSubPage)`
		68	`_callDropSubPage = gPageManager->getCallDropSubPage();`
		69	`}`
		70
3	andreas	71	`initialize();`
		72	`}`
		73
		74	`TSubPage::~TSubPage()`
		75	`{`
		76	`DECL_TRACER("TSubPage::~TSubPage()");`
		77
5	andreas	78	`if (mSubpage.name.empty())`
		79	`{`
		80	`MSG_WARNING("Invalid page found!");`
		81	`return;`
		82	`}`
		83
		84	`MSG_DEBUG("Destroing subpage " << mSubpage.pageID << ": " << mSubpage.name);`
		85
3	andreas	86	`BUTTONS_T *b = mButtons;`
		87	`BUTTONS_T *next = nullptr;`
		88
		89	`while (b)`
		90	`{`
		91	`next = b->next;`
5	andreas	92
		93	`if (b->button)`
		94	`delete b->button;`
		95
3	andreas	96	`delete b;`
		97	`b = next;`
		98	`}`
		99
		100	`mButtons = nullptr;`
		101	`}`
		102
		103	`void TSubPage::initialize()`
		104	`{`
		105	`DECL_TRACER("TSubPage::initialize()");`
		106
		107	`if (mFName.empty())`
		108	`return;`
		109
		110	`TError::clear();`
76	andreas	111	`TExpat xml(mFName);`
		112	`xml.setEncoding(ENC_CP1250);`
3	andreas	113
76	andreas	114	`if (!xml.parse())`
3	andreas	115	`return;`
		116
76	andreas	117	`int depth = 0;`
		118	`size_t index = 0;`
		119	`size_t oldIndex = 0;`
		120	`string ename, content;`
		121	`vector<ATTRIBUTE_t> attrs;`
3	andreas	122
76	andreas	123	`if ((index = xml.getElementIndex("page", &depth)) == TExpat::npos)`
3	andreas	124	`{`
		125	`MSG_ERROR("Element \"page\" with attribute \"type\" was not found! Invalid XML file!");`
		126	`TError::setError();`
		127	`return;`
		128	`}`
		129
76	andreas	130	`attrs = xml.getAttributes();`
		131	`string stype = xml.getAttribute("type", attrs);`
		132
		133	`if (stype.compare("subpage") != 0)`
3	andreas	134	`{`
76	andreas	135	`MSG_ERROR("The type " << stype << " is invalid for a subpage!");`
3	andreas	136	`TError::setError();`
		137	`return;`
		138	`}`
		139
76	andreas	140	`mSubpage.popupType = xml.getAttribute("popupType", attrs); // ??`
3	andreas	141
76	andreas	142	`while ((index = xml.getNextElementFromIndex(index, &ename, &content, &attrs)) != TExpat::npos)`
3	andreas	143	`{`
		144	`if (ename.compare("pageID") == 0)`
76	andreas	145	`mSubpage.pageID = xml.convertElementToInt(content);`
3	andreas	146	`else if (ename.compare("name") == 0)`
76	andreas	147	`mSubpage.name = content;`
7	andreas	148	`else if (ename.compare("left") == 0)`
76	andreas	149	`mSubpage.left = xml.convertElementToInt(content);`
7	andreas	150	`else if (ename.compare("top") == 0)`
76	andreas	151	`mSubpage.top = xml.convertElementToInt(content);`
3	andreas	152	`else if (ename.compare("width") == 0)`
76	andreas	153	`mSubpage.width = xml.convertElementToInt(content);`
3	andreas	154	`else if (ename.compare("height") == 0)`
76	andreas	155	`mSubpage.height = xml.convertElementToInt(content);`
3	andreas	156	`else if (ename.compare("group") == 0)`
76	andreas	157	`mSubpage.group = content;`
7	andreas	158	`else if (ename.compare("showEffect") == 0)`
76	andreas	159	`mSubpage.showEffect = (SHOWEFFECT)xml.convertElementToInt(content);`
3	andreas	160	`else if (ename.compare("showTime") == 0)`
76	andreas	161	`mSubpage.showTime = xml.convertElementToInt(content);`
3	andreas	162	`else if (ename.compare("hideTime") == 0)`
76	andreas	163	`mSubpage.hideTime = xml.convertElementToInt(content);`
7	andreas	164	`else if (ename.compare("hideEffect") == 0)`
76	andreas	165	`mSubpage.hideEffect = (SHOWEFFECT)xml.convertElementToInt(content);`
3	andreas	166	`else if (ename.compare("timeout") == 0)`
76	andreas	167	`mSubpage.timeout = xml.convertElementToInt(content);`
3	andreas	168	`else if (ename.compare("button") == 0) // Read a button`
		169	`{`
		170	`try`
		171	`{`
		172	`TButton *button = new TButton();`
4	andreas	173	`button->setPalette(mPalette);`
7	andreas	174	`button->setFonts(mFonts);`
76	andreas	175	`index = button->initialize(&xml, index);`
6	andreas	176	`button->setParentSize(mSubpage.width, mSubpage.height);`
7	andreas	177	`button->registerCallback(_displayButton);`
21	andreas	178	`button->regCallPlayVideo(_playVideo);`
3	andreas	179
		180	`if (TError::isError())`
		181	`{`
16	andreas	182	`MSG_ERROR("Dropping button because of previous errors!");`
3	andreas	183	`delete button;`
		184	`return;`
		185	`}`
		186
5	andreas	187	`button->setHandle(((mSubpage.pageID << 16) & 0xffff0000) \| button->getButtonIndex());`
14	andreas	188	`button->createButtons();`
3	andreas	189	`addButton(button);`
76	andreas	190	`index++; // Jump over the end tag of the button.`
3	andreas	191	`}`
		192	`catch (std::exception& e)`
		193	`{`
		194	`MSG_ERROR("Memory exception: " << e.what());`
		195	`TError::setError();`
		196	`return;`
		197	`}`
		198	`}`
6	andreas	199	`else if (ename.compare("sr") == 0)`
		200	`{`
		201	`SR_T sr;`
76	andreas	202	`sr.number = xml.getAttributeInt("number", attrs);`
3	andreas	203
76	andreas	204	`while ((index = xml.getNextElementFromIndex(index, &ename, &content, &attrs)) != TExpat::npos)`
6	andreas	205	`{`
		206	`if (ename.compare("bs") == 0)`
76	andreas	207	`sr.bs = content;`
6	andreas	208	`else if (ename.compare("cb") == 0)`
76	andreas	209	`sr.cb = content;`
6	andreas	210	`else if (ename.compare("cf") == 0)`
76	andreas	211	`sr.cf = content;`
6	andreas	212	`else if (ename.compare("ct") == 0)`
76	andreas	213	`sr.ct = content;`
6	andreas	214	`else if (ename.compare("ec") == 0)`
76	andreas	215	`sr.ec = content;`
6	andreas	216	`else if (ename.compare("bm") == 0)`
76	andreas	217	`sr.bm = content;`
65	andreas	218	`else if (ename.compare("mi") == 0)`
76	andreas	219	`sr.mi = content;`
10	andreas	220	`else if (ename.compare("ji") == 0)`
76	andreas	221	`sr.ji = xml.convertElementToInt(content);`
10	andreas	222	`else if (ename.compare("jb") == 0)`
76	andreas	223	`sr.jb = xml.convertElementToInt(content);`
6	andreas	224	`else if (ename.compare("fi") == 0)`
76	andreas	225	`sr.fi = xml.convertElementToInt(content);`
10	andreas	226	`else if (ename.compare("ii") == 0)`
76	andreas	227	`sr.ii = xml.convertElementToInt(content);`
10	andreas	228	`else if (ename.compare("ix") == 0)`
76	andreas	229	`sr.ix = xml.convertElementToInt(content);`
10	andreas	230	`else if (ename.compare("iy") == 0)`
76	andreas	231	`sr.iy = xml.convertElementToInt(content);`
10	andreas	232	`else if (ename.compare("oo") == 0)`
76	andreas	233	`sr.oo = xml.convertElementToInt(content);`
54	andreas	234	`else if (ename.compare("te") == 0)`
76	andreas	235	`sr.te = content;`
54	andreas	236	`else if (ename.compare("tx") == 0)`
76	andreas	237	`sr.tx = xml.convertElementToInt(content);`
54	andreas	238	`else if (ename.compare("ty") == 0)`
76	andreas	239	`sr.ty = xml.convertElementToInt(content);`
54	andreas	240	`else if (ename.compare("et") == 0)`
76	andreas	241	`sr.et = xml.convertElementToInt(content);`
54	andreas	242	`else if (ename.compare("ww") == 0)`
76	andreas	243	`sr.ww = xml.convertElementToInt(content);`
54	andreas	244	`else if (ename.compare("jt") == 0)`
76	andreas	245	`sr.jt = (Button::TEXT_ORIENTATION)xml.convertElementToInt(content);`
6	andreas	246
76	andreas	247	`oldIndex = index;`
6	andreas	248	`}`
		249
		250	`mSubpage.sr.push_back(sr);`
		251	`}`
		252
76	andreas	253	`if (index == TExpat::npos)`
		254	`index = oldIndex + 1;`
3	andreas	255	`}`
8	andreas	256
76	andreas	257	`if (TStreamError::checkFilter(HLOG_DEBUG))`
		258	`{`
		259	`MSG_DEBUG("PageID: " << mSubpage.pageID);`
		260	`MSG_DEBUG("Name : " << mSubpage.name);`
		261	`MSG_DEBUG("Left : " << mSubpage.left);`
		262	`MSG_DEBUG("Top : " << mSubpage.top);`
		263	`MSG_DEBUG("Width : " << mSubpage.width);`
		264	`MSG_DEBUG("Height: " << mSubpage.height);`
		265
		266	`vector<SR_T>::iterator iter;`
		267	`size_t pos = 1;`
		268
		269	`for (iter = mSubpage.sr.begin(); iter != mSubpage.sr.end(); ++iter)`
		270	`{`
		271	`MSG_DEBUG(" " << pos << ": id: " << iter->number);`
		272	`MSG_DEBUG(" " << pos << ": bs: " << iter->bs);`
		273	`MSG_DEBUG(" " << pos << ": cb: " << iter->cb);`
		274	`MSG_DEBUG(" " << pos << ": cf: " << iter->cf);`
		275	`MSG_DEBUG(" " << pos << ": ct: " << iter->ct);`
		276	`MSG_DEBUG(" " << pos << ": ec: " << iter->ec);`
		277	`MSG_DEBUG(" " << pos << ": bm: " << iter->bm);`
		278	`MSG_DEBUG(" " << pos << ": mi: " << iter->mi);`
		279	`MSG_DEBUG(" " << pos << ": fi: " << iter->fi);`
		280	`pos++;`
		281	`}`
		282	`}`
		283
8	andreas	284	`// Here the sort function could be called. But it's not necessary because`
		285	`// the buttons are stored in ascending Z order. Therefor the following`
		286	`// method call is commented out.`
		287	`// sortButtons();`
6	andreas	288	`}`
3	andreas	289
6	andreas	290	`void TSubPage::show()`
		291	`{`
		292	`DECL_TRACER("TSubPage::show()");`
3	andreas	293
6	andreas	294	`if (!_setBackground)`
3	andreas	295	`{`
66	andreas	296	`if (gPageManager && gPageManager->getCallbackBG())`
		297	`_setBackground = gPageManager->getCallbackBG();`
		298	`else`
		299	`{`
		300	`MSG_WARNING("No callback \"setBackground\" was set!");`
		301	`return;`
		302	`}`
3	andreas	303	`}`
		304
65	andreas	305	`bool haveImage = false;`
6	andreas	306	`ulong handle = (mSubpage.pageID << 16) & 0xffff0000;`
53	andreas	307	`MSG_DEBUG("Processing subpage " << mSubpage.pageID << ": " << mSubpage.name);`
66	andreas	308	`SkBitmap target;`
		309	`target.allocN32Pixels(mSubpage.width, mSubpage.height);`
		310	`target.eraseColor(TColor::getSkiaColor(mSubpage.sr[0].cf));`
6	andreas	311	`// Draw the background, if any`
65	andreas	312	`if (mSubpage.sr.size() > 0 && (!mSubpage.sr[0].bm.empty() \|\| !mSubpage.sr[0].mi.empty()))`
3	andreas	313	`{`
65	andreas	314	`TDrawImage dImage;`
66	andreas	315	`dImage.setWidth(mSubpage.width);`
		316	`dImage.setHeight(mSubpage.height);`
3	andreas	317
65	andreas	318	`if (!mSubpage.sr[0].bm.empty())`
3	andreas	319	`{`
65	andreas	320	`MSG_DEBUG("Loading image " << mSubpage.sr[0].bm);`
		321	`sk_sp<SkData> rawImage = readImage(mSubpage.sr[0].bm);`
6	andreas	322	`SkBitmap bm;`
19	andreas	323
65	andreas	324	`if (rawImage)`
		325	`{`
		326	`MSG_DEBUG("Decoding image BM ...");`
19	andreas	327
65	andreas	328	`if (!DecodeDataToBitmap(rawImage, &bm))`
		329	`{`
		330	`MSG_WARNING("Problem while decoding image " << mSubpage.sr[0].bm);`
		331	`}`
		332	`else if (!bm.empty())`
		333	`{`
		334	`dImage.setImageBm(bm);`
		335	`SkImageInfo info = bm.info();`
		336	`mSubpage.sr[0].bm_width = info.width();`
		337	`mSubpage.sr[0].bm_height = info.height();`
		338	`haveImage = true;`
		339	`}`
		340	`else`
		341	`{`
		342	`MSG_WARNING("BM image " << mSubpage.sr[0].bm << " seems to be empty!");`
		343	`}`
		344	`}`
		345	`}`
54	andreas	346
65	andreas	347	`if (!mSubpage.sr[0].mi.empty())`
		348	`{`
		349	`MSG_DEBUG("Loading image " << mSubpage.sr[0].mi);`
		350	`sk_sp<SkData> rawImage = readImage(mSubpage.sr[0].mi);`
		351	`SkBitmap mi;`
		352
		353	`if (rawImage)`
		354	`{`
		355	`MSG_DEBUG("Decoding image MI ...");`
		356
		357	`if (!DecodeDataToBitmap(rawImage, &mi))`
		358	`{`
		359	`MSG_WARNING("Problem while decoding image " << mSubpage.sr[0].mi);`
		360	`}`
		361	`else if (!mi.empty())`
		362	`{`
		363	`dImage.setImageMi(mi);`
		364	`SkImageInfo info = mi.info();`
		365	`mSubpage.sr[0].mi_width = info.width();`
		366	`mSubpage.sr[0].mi_height = info.height();`
		367	`haveImage = true;`
		368	`}`
		369	`else`
		370	`{`
		371	`MSG_WARNING("MI image " << mSubpage.sr[0].mi << " seems to be empty!");`
		372	`}`
		373	`}`
		374	`}`
		375
		376	`if (haveImage)`
		377	`{`
		378	`dImage.setSr(mSubpage.sr);`
		379
		380	`if (!dImage.drawImage(&target))`
		381	`return;`
		382
54	andreas	383	`if (!mSubpage.sr[0].te.empty())`
		384	`{`
65	andreas	385	`if (!drawText(&target))`
54	andreas	386	`return;`
		387	`}`
65	andreas	388
		389	`SkImageInfo info = target.info();`
		390	`size_t rowBytes = info.minRowBytes();`
		391	`size_t size = info.computeByteSize(rowBytes);`
		392
43	andreas	393	`#ifdef _SCALE_SKIA_`
26	andreas	394	`if (gPageManager && gPageManager->getScaleFactor() != 1.0)`
		395	`{`
		396	`SkPaint paint;`
65	andreas	397	`int left, top;`
		398
26	andreas	399	`paint.setBlendMode(SkBlendMode::kSrc);`
		400	`paint.setFilterQuality(kHigh_SkFilterQuality);`
28	andreas	401	`// Calculate new dimension`
31	andreas	402	`double scaleFactor = gPageManager->getScaleFactor();`
		403	`MSG_DEBUG("Using scale factor " << scaleFactor);`
		404	`int lwidth = (int)((double)info.width() * scaleFactor);`
		405	`int lheight = (int)((double)info.height() * scaleFactor);`
		406	`int twidth = (int)((double)mSubpage.width * scaleFactor);`
		407	`int theight = (int)((double)mSubpage.height * scaleFactor);`
65	andreas	408	`calcPosition(lwidth, lheight, &left, &top);`
28	andreas	409	`// Create a canvas and draw new image`
65	andreas	410	`sk_sp<SkImage> im = SkImage::MakeFromBitmap(target);`
		411	`target.allocN32Pixels(twidth, theight);`
		412	`target.eraseColor(TColor::getSkiaColor(mSubpage.sr[0].cf));`
		413	`SkCanvas can(target, SkSurfaceProps(1, kUnknown_SkPixelGeometry));`
31	andreas	414	`SkRect rect = SkRect::MakeXYWH(left, top, lwidth, lheight);`
26	andreas	415	`can.drawImageRect(im, rect, &paint);`
65	andreas	416	`rowBytes = target.info().minRowBytes();`
		417	`size = target.info().computeByteSize(rowBytes);`
31	andreas	418	`MSG_DEBUG("Scaled size of background image: " << left << ", " << top << ", " << lwidth << ", " << lheight);`
26	andreas	419	`}`
43	andreas	420	`#endif`
66	andreas	421	`if (mSubpage.sr[0].te.empty())`
		422	`_setBackground(handle, (unsigned char *)target.getPixels(), size, rowBytes, target.info().width(), target.info().height(), TColor::getColor(mSubpage.sr[0].cf));`
6	andreas	423	`}`
		424	`}`
66	andreas	425
		426	`if (mSubpage.sr.size() > 0 && !mSubpage.sr[0].te.empty())`
54	andreas	427	`{`
		428	`MSG_DEBUG("Drawing a text only on background image ...");`
		429
66	andreas	430	`if (!drawText(&target))`
54	andreas	431	`return;`
		432
66	andreas	433	`SkImageInfo info = target.info();`
54	andreas	434	`size_t rowBytes = info.minRowBytes();`
		435	`size_t size = info.computeByteSize(rowBytes);`
66	andreas	436	`rowBytes = target.info().minRowBytes();`
		437	`size = target.info().computeByteSize(rowBytes);`
		438	`_setBackground(handle, (unsigned char *)target.getPixels(), size, rowBytes, target.info().width(), target.info().height(), TColor::getColor(mSubpage.sr[0].cf));`
		439	`haveImage = true;`
54	andreas	440	`}`
66	andreas	441
		442	`if (mSubpage.sr.size() > 0 && !haveImage)`
6	andreas	443	`{`
		444	`MSG_DEBUG("Calling \"setBackground\" with no image ...");`
38	andreas	445	`_setBackground(handle, nullptr, 0, 0, 0, 0, TColor::getColor(mSubpage.sr[0].cf));`
6	andreas	446	`}`
3	andreas	447
6	andreas	448	`// Draw the buttons`
		449	`BUTTONS_T *button = mButtons;`
		450
		451	`while (button)`
		452	`{`
		453	`if (button->button)`
		454	`{`
		455	`MSG_DEBUG("Drawing button " << button->button->getButtonIndex() << ": " << button->button->getButtonName());`
		456	`button->button->registerCallback(_displayButton);`
21	andreas	457	`button->button->regCallPlayVideo(_playVideo);`
7	andreas	458	`button->button->setFonts(mFonts);`
		459	`button->button->setPalette(mPalette);`
6	andreas	460	`button->button->createButtons();`
10	andreas	461
		462	`if (mSubpage.sr.size() > 0)`
		463	`button->button->setGlobalOpacity(mSubpage.sr[0].oo);`
		464
6	andreas	465	`button->button->show();`
		466	`}`
		467
		468	`button = button->next;`
3	andreas	469	`}`
11	andreas	470
		471	`// Mark page as visible`
		472	`mVisible = true;`
3	andreas	473	`}`
		474
11	andreas	475	`void TSubPage::drop()`
		476	`{`
		477	`DECL_TRACER("TSubPage::drop()");`
		478
14	andreas	479	`if (mVisible && _callDropSubPage)`
11	andreas	480	`_callDropSubPage((mSubpage.pageID << 16) & 0xffff0000);`
		481
54	andreas	482	`stopTimer();`
15	andreas	483	`// Set all elements of subpage invisible`
		484	`BUTTONS_T *bt = mButtons;`
		485
		486	`while (bt)`
		487	`{`
		488	`bt->button->hide();`
		489	`bt = bt->next;`
		490	`}`
		491
14	andreas	492	`mZOrder = -1;`
11	andreas	493	`mVisible = false;`
		494	`}`
		495
3	andreas	496	`BUTTONS_T TSubPage::addButton(TButton button)`
		497	`{`
		498	`DECL_TRACER("TSubPage::addButton(TButton button)");`
		499
		500	`if (!button)`
		501	`{`
		502	`MSG_ERROR("Parameter is NULL!");`
		503	`TError::setError();`
		504	`return nullptr;`
		505	`}`
		506
		507	`try`
		508	`{`
		509	`BUTTONS_T *chain = new BUTTONS_T;`
		510	`chain->button = button;`
14	andreas	511	`chain->next = nullptr;`
		512	`chain->previous = nullptr;`
		513	`BUTTONS_T *bts = mButtons;`
3	andreas	514
14	andreas	515	`if (bts)`
3	andreas	516	`{`
14	andreas	517	`BUTTONS_T *p = bts;`
3	andreas	518
39	andreas	519	`while (p && p->next)`
3	andreas	520	`p = p->next;`
		521
		522	`p->next = chain;`
		523	`chain->previous = p;`
		524	`}`
		525	`else`
		526	`mButtons = chain;`
		527
		528	`return chain;`
		529	`}`
		530	`catch (std::exception& e)`
		531	`{`
		532	`MSG_ERROR("Memory error: " << e.what());`
		533	`TError::setError();`
		534	`}`
		535
		536	`return nullptr;`
		537	`}`
		538
53	andreas	539	`void TSubPage::startTimer()`
		540	`{`
		541	`DECL_TRACER("TSubPage::startTimer()");`
		542
		543	`if (mSubpage.timeout <= 0 \|\| mTimerRunning)`
		544	`return;`
		545
		546	`try`
		547	`{`
		548	`mThreadTimer = std::thread([=] { runTimer(); });`
		549	`mThreadTimer.detach();`
		550	`}`
		551	`catch (std::exception& e)`
		552	`{`
		553	`MSG_ERROR("Error starting a timeout thread: " << e.what());`
		554	`return;`
		555	`}`
		556	`}`
		557
		558	`void TSubPage::runTimer()`
		559	`{`
		560	`DECL_TRACER("TSubPage::runTimer()");`
		561
93	andreas	562	`if (mTimerRunning)`
		563	`return;`
		564
53	andreas	565	`mTimerRunning = true;`
		566	`ulong tm = mSubpage.timeout * 100;`
54	andreas	567	`ulong unit = 100;`
		568	`ulong total = 0;`
		569
		570	`while (mTimerRunning && !prg_stopped && total < tm)`
		571	`{`
		572	`std::this_thread::sleep_for(std::chrono::milliseconds(unit));`
		573	`total += unit;`
		574	`}`
		575
		576	`drop();`
53	andreas	577	`mTimerRunning = false;`
		578	`}`
		579
14	andreas	580	`bool TSubPage::hasButton(int id)`
		581	`{`
		582	`DECL_TRACER("TSubPage::hasButton(int id)");`
		583
		584	`BUTTONS_T *bt = mButtons;`
		585
		586	`while (bt)`
		587	`{`
		588	`if (bt->button && bt->button->getButtonIndex() == id)`
		589	`return true;`
		590
		591	`bt = bt->next;`
		592	`}`
		593
		594	`return false;`
		595	`}`
		596
		597	`TButton *TSubPage::getButton(int id)`
		598	`{`
		599	`DECL_TRACER("TSubPage::getButton(int id)");`
		600
		601	`BUTTONS_T *bt = mButtons;`
		602
		603	`while (bt)`
		604	`{`
		605	`if (bt->button && bt->button->getButtonIndex() == id)`
		606	`return bt->button;`
		607
		608	`bt = bt->next;`
		609	`}`
		610
		611	`return nullptr;`
		612	`}`
		613
16	andreas	614	`vector<TButton *> TSubPage::getButtons(int ap, int ad)`
		615	`{`
		616	`DECL_TRACER("TSubPage::getButtons(int ap, int ad)");`
		617
		618	`vector<TButton *> list;`
		619	`BUTTONS_T *bt = mButtons;`
		620
		621	`while (bt)`
		622	`{`
		623	`if (bt->button->getAddressPort() == ap && bt->button->getAddressChannel() == ad)`
		624	`list.push_back(bt->button);`
		625
		626	`bt = bt->next;`
		627	`}`
		628
		629	`return list;`
		630	`}`
		631
51	andreas	632	`std::vector<TButton *> TSubPage::getAllButtons()`
		633	`{`
		634	`DECL_TRACER("TSubPage::getAllButtons()");`
		635
		636	`vector<TButton *> list;`
		637	`BUTTONS_T *bt = mButtons;`
		638
		639	`while(bt)`
		640	`{`
		641	`list.push_back(bt->button);`
		642	`bt = bt->next;`
		643	`}`
		644
		645	`return list;`
		646	`}`
		647
3	andreas	648	`/*`
		649	`* Sort the button according to their Z-order.`
		650	`* The button with the highest Z-order will be the last button in the chain.`
		651	`* The algorithm is a bubble sort algorithm.`
		652	`*/`
		653	`bool TSubPage::sortButtons()`
		654	`{`
		655	`DECL_TRACER("TSubPage::sortButtons()");`
		656
		657	`bool turned = true;`
		658
		659	`while (turned)`
		660	`{`
		661	`BUTTONS_T *button = mButtons;`
		662	`turned = false;`
		663
		664	`while (button)`
		665	`{`
		666	`int zo = button->button->getZOrder();`
		667
		668	`if (button->previous)`
		669	`{`
		670	`if (zo < button->previous->button->getZOrder())`
		671	`{`
		672	`BUTTONS_T *pprev = button->previous->previous;`
		673	`BUTTONS_T *prev = button->previous;`
		674	`BUTTONS_T *next = button->next;`
		675
		676	`if (pprev)`
		677	`pprev->next = button;`
		678
		679	`prev->next = next;`
		680	`prev->previous = button;`
		681	`button->next = prev;`
		682	`button->previous = pprev;`
		683
		684	`if (!pprev)`
		685	`mButtons = button;`
		686
		687	`button = next;`
		688
		689	`if (next)`
		690	`next->previous = prev;`
		691
		692	`turned = true;`
		693	`continue;`
		694	`}`
		695	`}`
		696
		697	`button = button->next;`
		698	`}`
		699	`}`
		700
		701	`return true;`
		702	`}`
43	andreas	703	`#ifdef _SCALE_SKIA_`
31	andreas	704	`void TSubPage::calcPosition(int im_width, int im_height, int left, int top, bool scale)`
43	andreas	705	`#else`
		706	`void TSubPage::calcPosition(int im_width, int im_height, int left, int top)`
		707	`#endif`
31	andreas	708	`{`
43	andreas	709	`DECL_TRACER("TSubPage::calcPosition(int im_width, int im_height, int left, int top)");`
31	andreas	710
		711	`int nw = mSubpage.width;`
		712	`int nh = mSubpage.height;`
43	andreas	713	`#ifdef _SCALE_SKIA_`
31	andreas	714	`if (scale && gPageManager && gPageManager->getScaleFactor() != 1.0)`
		715	`{`
		716	`nw = (int)((double)mSubpage.width * gPageManager->getScaleFactor());`
		717	`nh = (int)((double)mSubpage.height * gPageManager->getScaleFactor());`
		718	`}`
43	andreas	719	`#endif`
31	andreas	720	`switch (mSubpage.sr[0].jb)`
		721	`{`
		722	`case 0: // absolute position`
		723	`*left = mSubpage.sr[0].bx;`
		724	`*top = mSubpage.sr[0].by;`
43	andreas	725	`#ifdef _SCALE_SKIA_`
31	andreas	726	`if (scale && gPageManager && gPageManager->getScaleFactor() != 1.0)`
		727	`{`
		728	`left = (int)((double)mSubpage.sr[0].bx gPageManager->getScaleFactor());`
		729	`left = (int)((double)mSubpage.sr[0].by gPageManager->getScaleFactor());`
		730	`}`
43	andreas	731	`#endif`
31	andreas	732	`break;`
		733
		734	`case 1: // top, left`
		735	`*left = 0;`
		736	`*top = 0;`
		737	`break;`
		738
		739	`case 2: // center, top`
		740	`*left = (nw - im_width) / 2;`
		741	`*top = 0;`
		742	`break;`
		743
		744	`case 3: // right, top`
		745	`*left = nw - im_width;`
		746	`*top = 0;`
		747	`break;`
		748
		749	`case 4: // left, middle`
		750	`*left = 0;`
		751	`*top = (nh - im_height) / 2;`
		752	`break;`
		753
		754	`case 6: // right, middle`
		755	`*left = nw - im_width;`
		756	`*top = (nh - im_height) / 2;`
		757	`break;`
		758
		759	`case 7: // left, bottom`
		760	`*left = 0;`
		761	`*top = nh - im_height;`
		762	`break;`
		763
		764	`case 8: // center, bottom`
		765	`*left = (nw - im_width) / 2;`
		766	`*top = nh - im_height;`
		767	`break;`
		768
		769	`case 9: // right, bottom`
		770	`*left = nw - im_width;`
		771	`*top = nh - im_height;`
		772	`break;`
		773
		774	`default: // center middle`
		775	`*left = (nw - im_width) / 2;`
		776	`*top = (nh - im_height) / 2;`
		777	`}`
		778
		779	`if (*left < 0)`
		780	`*left = 0;`
		781
		782	`if (*top < 0)`
		783	`*top = 0;`
		784	`}`
		785
54	andreas	786	`int TSubPage::numberLines(const string& str)`
		787	`{`
		788	`DECL_TRACER("TButton::numberLines(const string& str)");`
		789
		790	`int lines = 1;`
		791
		792	`for (size_t i = 0; i < str.length(); i++)`
		793	`{`
		794	`if (str.at(i) == '\n')`
		795	`lines++;`
		796	`}`
		797
		798	`return lines;`
		799	`}`
		800
		801	`int TSubPage::calcLineHeight(string text, SkFont& font)`
		802	`{`
		803	`DECL_TRACER("TButton::calcLineHeight(string text, SkFont& font)");`
		804
		805	`sk_sp<SkTextBlob> blob = SkTextBlob::MakeFromString(text.c_str(), font);`
		806	`SkRect rect = blob.get()->bounds();`
		807	`return rect.height();`
		808	`}`
		809
		810	`Button::POSITION_t TSubPage::calcImagePosition(int width, int height, Button::CENTER_CODE cc, int line)`
		811	`{`
		812	`DECL_TRACER("TButton::calcImagePosition(int with, int height, CENTER_CODE code, int number)");`
		813
		814	`SR_T act_sr;`
		815	`POSITION_t position;`
		816	`int ix, iy;`
		817
		818	`if (mSubpage.sr.size() == 0)`
		819	`return position;`
		820
		821	`act_sr = mSubpage.sr.at(0);`
		822	`// int border_size = getBorderSize(act_sr.bs);`
		823	`int border_size = 0;`
		824	`int code, border = border_size;`
		825	`string dbgCC;`
		826	`int rwt = 0, rht = 0;`
		827
		828	`switch (cc)`
		829	`{`
		830	`case SC_ICON:`
		831	`code = act_sr.ji;`
		832	`ix = act_sr.ix;`
		833	`iy = act_sr.iy;`
		834	`border = border_size = 0;`
		835	`dbgCC = "ICON";`
		836	`rwt = width;`
		837	`rht = height;`
		838	`break;`
		839
		840	`case SC_BITMAP:`
		841	`code = act_sr.jb;`
		842	`ix = act_sr.bx;`
		843	`iy = act_sr.by;`
		844	`dbgCC = "BITMAP";`
		845	`rwt = std::min(mSubpage.width - border * 2, width);`
		846	`rht = std::min(mSubpage.height - border_size * 2, height);`
		847	`break;`
		848
		849	`case SC_TEXT:`
		850	`code = act_sr.jt;`
		851	`ix = act_sr.tx;`
		852	`iy = act_sr.ty;`
		853	`dbgCC = "TEXT";`
		854	`border += 4;`
		855	`rwt = std::min(mSubpage.width - border * 2, width);`
		856	`rht = std::min(mSubpage.height - border_size * 2, height);`
		857	`break;`
		858	`}`
		859
		860	`if (width > rwt \|\| height > rht)`
		861	`position.overflow = true;`
		862
		863	`switch (code)`
		864	`{`
		865	`case 0: // absolute position`
		866	`position.left = ix;`
		867
		868	`if (cc == SC_TEXT)`
		869	`position.top = iy + height * line;`
		870	`else`
		871	`position.top = iy;`
		872
		873	`if (cc == SC_BITMAP && ix < 0 && rwt < width)`
		874	`position.left *= -1;`
		875
		876	`if (cc == SC_BITMAP && iy < 0 && rht < height)`
		877	`position.top += -1;`
		878
		879	`position.width = rwt;`
		880	`position.height = rht;`
		881	`break;`
		882
		883	`case 1: // top, left`
		884	`if (cc == SC_TEXT)`
		885	`{`
		886	`position.left = border;`
		887	`position.top = height * line;`
		888	`}`
		889
		890	`position.width = rwt;`
		891	`position.height = rht;`
		892	`break;`
		893
		894	`case 2: // center, top`
		895	`if (cc == SC_TEXT)`
		896	`position.top = height * line;`
		897
		898	`position.left = (mSubpage.width - rwt) / 2;`
		899	`position.height = rht;`
		900	`position.width = rwt;`
		901	`break;`
		902
		903	`case 3: // right, top`
		904	`position.left = mSubpage.width - rwt;`
		905
		906	`if (cc == SC_TEXT)`
		907	`{`
		908	`position.left = (((position.left - border) < 0) ? 0 : position.left - border);`
		909	`position.top = height * line;`
		910	`}`
		911
		912	`position.width = rwt;`
		913	`position.height = rht;`
		914	`break;`
		915
		916	`case 4: // left, middle`
		917	`if (cc == SC_TEXT)`
		918	`{`
		919	`position.left = border;`
		920	`position.top = ((mSubpage.height - rht) / 2) + (height / 2 * line);`
		921	`}`
		922	`else`
		923	`position.top = (mSubpage.height - rht) / 2;`
		924
		925	`position.width = rwt;`
		926	`position.height = rht;`
		927	`break;`
		928
		929	`case 6: // right, middle`
		930	`position.left = mSubpage.width - rwt;`
		931
		932	`if (cc == SC_TEXT)`
		933	`{`
		934	`position.left = (((position.left - border) < 0) ? 0 : position.left - border);`
		935	`position.top = ((mSubpage.height - rht) / 2) + (height / 2 * line);`
		936	`}`
		937	`else`
		938	`position.top = (mSubpage.height - rht) / 2;`
		939
		940	`position.width = rwt;`
		941	`position.height = rht;`
		942	`break;`
		943
		944	`case 7: // left, bottom`
		945	`if (cc == SC_TEXT)`
		946	`{`
		947	`position.left = border_size;`
		948	`position.top = (mSubpage.height - rht) - height * line;`
		949	`}`
		950	`else`
		951	`position.top = mSubpage.height - rht;`
		952
		953	`position.width = rwt;`
		954	`position.height = rht;`
		955	`break;`
		956
		957	`case 8: // center, bottom`
		958	`position.left = (mSubpage.width - rwt) / 2;`
		959
		960	`if (cc == SC_TEXT)`
		961	`position.top = (mSubpage.height - rht) - height * line;`
		962	`else`
		963	`position.top = mSubpage.height - rht;`
		964
		965	`position.width = rwt;`
		966	`position.height = rht;`
		967	`break;`
		968
		969	`case 9: // right, bottom`
		970	`position.left = mSubpage.width - rwt;`
		971
		972	`if (cc == SC_TEXT)`
		973	`{`
		974	`position.left = (((position.left - border) < 0) ? 0 : position.left - border);`
		975	`position.top = (mSubpage.height - rht) - height * line;`
		976	`}`
		977	`else`
		978	`position.top = mSubpage.height - rht;`
		979	`break;`
		980
		981	`default: // center, middle`
		982	`position.left = (mSubpage.width - rwt) / 2;`
		983
		984	`if (cc == SC_TEXT)`
		985	`position.top = ((mSubpage.height - rht) / 2) + (height / 2 * line);`
		986	`else`
		987	`position.top = (mSubpage.height - rht) / 2;`
		988
		989	`position.width = rwt;`
		990	`position.height = rht;`
		991	`}`
		992
		993	`MSG_DEBUG("Type: " << dbgCC << ", PosType=" << code << ", Position: x=" << position.left << ", y=" << position.top << ", w=" << position.width << ", h=" << position.height << ", Overflow: " << (position.overflow ? "YES" : "NO"));`
		994	`position.valid = true;`
		995	`return position;`
		996	`}`
		997
		998	`bool TSubPage::drawText(SkBitmap *img)`
		999	`{`
		1000	`MSG_TRACE("TSubPage::drawText(SkImage& img)");`
		1001
		1002	`if (mSubpage.sr[0].te.empty())`
		1003	`return true;`
		1004
		1005	`MSG_DEBUG("Searching for font number " << mSubpage.sr[0].fi << " with text " << mSubpage.sr[0].te);`
		1006	`FONT_T font = mFonts->getFont(mSubpage.sr[0].fi);`
		1007
		1008	`if (!font.file.empty())`
		1009	`{`
		1010	`SkCanvas canvas(*img, SkSurfaceProps(1, kUnknown_SkPixelGeometry));`
		1011	`sk_sp<SkTypeface> typeFace = mFonts->getTypeFace(mSubpage.sr[0].fi);`
		1012
		1013	`if (!typeFace)`
		1014	`{`
		1015	`MSG_ERROR("Error creating type face " << font.fullName);`
		1016	`TError::setError();`
		1017	`return false;`
		1018	`}`
		1019
		1020	`SkScalar fontSizePt = ((SkScalar)font.size * 1.322);`
		1021	`SkFont skFont(typeFace, fontSizePt);`
		1022
		1023	`SkPaint paint;`
		1024	`paint.setAntiAlias(true);`
		1025	`SkColor color = TColor::getSkiaColor(mSubpage.sr[0].ct);`
		1026	`paint.setColor(color);`
		1027	`paint.setStyle(SkPaint::kFill_Style);`
		1028
		1029	`SkFontMetrics metrics;`
		1030	`skFont.getMetrics(&metrics);`
		1031	`int lines = numberLines(mSubpage.sr[0].te);`
		1032
		1033	`if (lines > 1 \|\| mSubpage.sr[0].ww)`
		1034	`{`
		1035	`vector<string> textLines;`
		1036
		1037	`if (!mSubpage.sr[0].ww)`
		1038	`textLines = ::splitLine(mSubpage.sr[0].te);`
		1039	`else`
		1040	`{`
		1041	`textLines = splitLine(mSubpage.sr[0].te, mSubpage.width, mSubpage.height, skFont, paint);`
		1042	`lines = textLines.size();`
		1043	`}`
		1044
		1045	`int lineHeight = calcLineHeight(mSubpage.sr[0].te, skFont);`
		1046	`int totalHeight = lineHeight * lines;`
		1047
		1048	`if (totalHeight > mSubpage.height)`
		1049	`{`
		1050	`lines = mSubpage.height / lineHeight;`
		1051	`totalHeight = lineHeight * lines;`
		1052	`}`
		1053
		1054	`MSG_DEBUG("Line height: " << lineHeight);`
		1055	`POSITION_t position = calcImagePosition(mSubpage.width, totalHeight, SC_TEXT, 1);`
		1056	`MSG_DEBUG("Position frame: l: " << position.left << ", t: " << position.top << ", w: " << position.width << ", h: " << position.height);`
		1057
		1058	`if (!position.valid)`
		1059	`{`
		1060	`MSG_ERROR("Error calculating the text position!");`
		1061	`TError::setError();`
		1062	`return false;`
		1063	`}`
		1064
		1065	`vector<string>::iterator iter;`
		1066	`int line = 0;`
		1067
		1068	`for (iter = textLines.begin(); iter != textLines.end(); iter++)`
		1069	`{`
		1070	`sk_sp<SkTextBlob> blob = SkTextBlob::MakeFromString(iter->c_str(), skFont);`
		1071	`SkRect rect;`
		1072	`skFont.measureText(iter->c_str(), iter->length(), SkTextEncoding::kUTF8, &rect, &paint);`
		1073	`POSITION_t pos = calcImagePosition(rect.width(), lineHeight, SC_TEXT, 1);`
		1074
		1075	`if (!pos.valid)`
		1076	`{`
		1077	`MSG_ERROR("Error calculating the text position!");`
		1078	`TError::setError();`
		1079	`return false;`
		1080	`}`
		1081	`MSG_DEBUG("Triing to print line: " << *iter);`
		1082
		1083	`SkScalar startX = (SkScalar)pos.left;`
		1084	`SkScalar startY = (SkScalar)position.top + lineHeight * line;`
		1085	`MSG_DEBUG("x=" << startX << ", y=" << startY);`
		1086	`canvas.drawTextBlob(blob, startX, startY + lineHeight / 2 + 4, paint);`
		1087	`line++;`
		1088
		1089	`if (line > lines)`
		1090	`break;`
		1091	`}`
		1092	`}`
		1093	`else // single line`
		1094	`{`
		1095	`sk_sp<SkTextBlob> blob = SkTextBlob::MakeFromString(mSubpage.sr[0].te.c_str(), skFont);`
		1096	`SkRect rect;`
		1097	`skFont.measureText(mSubpage.sr[0].te.c_str(), mSubpage.sr[0].te.length(), SkTextEncoding::kUTF8, &rect, &paint);`
		1098	`POSITION_t position = calcImagePosition(rect.width(), (rect.height() * (float)lines), SC_TEXT, 0);`
		1099
		1100	`if (!position.valid)`
		1101	`{`
		1102	`MSG_ERROR("Error calculating the text position!");`
		1103	`TError::setError();`
		1104	`return false;`
		1105	`}`
		1106
		1107	`MSG_DEBUG("Printing line " << mSubpage.sr[0].te);`
		1108	`SkScalar startX = (SkScalar)position.left;`
		1109	`SkScalar startY = (SkScalar)position.top + metrics.fCapHeight; // + metrics.fLeading; // (metrics.fAscent * -1.0);`
		1110	`canvas.drawTextBlob(blob, startX, startY, paint);`
		1111	`}`
		1112	`}`
		1113	`else`
		1114	`{`
		1115	`MSG_WARNING("No font file name found for font " << mSubpage.sr[0].fi);`
		1116	`}`
		1117
		1118	`return true;`
		1119	`}`
		1120
11	andreas	1121	`RECT_T TSubPage::getRegion()`
		1122	`{`
		1123	`DECL_TRACER("TSubPage::getRegion()");`
		1124	`return {mSubpage.left, mSubpage.top, mSubpage.width, mSubpage.height};`
		1125	`}`
		1126
15	andreas	1127	`/**`
		1128	`* This method is called indirectly from the GUI after a mouse click. If This`
		1129	`* subpage matches the clicked coordinates, than the elements are tested. If`
		1130	`* an element is found that matches the coordinates it gets the click. It`
		1131	`* depends on the kind of element what happens.`
		1132	`*/`
11	andreas	1133	`void TSubPage::doClick(int x, int y, bool pressed)`
		1134	`{`
		1135	`DECL_TRACER("TSubPage::doClick(int x, int y)");`
		1136
		1137	`BUTTONS_T *button = mButtons;`
		1138	`// Find last button`
39	andreas	1139	`while (button && button->next)`
11	andreas	1140	`button = button->next;`
		1141
		1142	`// Scan in reverse order`
		1143	`while (button)`
		1144	`{`
		1145	`TButton *but = button->button;`
		1146
31	andreas	1147	`if (x > but->getLeftPosition() && x < (but->getLeftPosition() + but->getWidth()) &&`
		1148	`y > but->getTopPosition() && y < (but->getTopPosition() + but->getHeight()))`
11	andreas	1149	`{`
		1150	`MSG_DEBUG("Clicking button " << but->getButtonIndex() << ": " << but->getButtonName() << " to state " << (pressed ? "PRESS" : "RELEASE"));`
15	andreas	1151	`int btX = x - but->getLeftPosition();`
		1152	`int btY = y - but->getTopPosition();`
		1153
		1154	`if (but->doClick(btX, btY, pressed))`
		1155	`break;`
11	andreas	1156	`}`
		1157
		1158	`button = button->previous;`
		1159	`}`
		1160	`}`

Subversion Repositories tpanel

(root)/trunk/tsubpage.cpp @ 110 – Rev