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

Rev	Author	Line No.	Line
2	andreas	1	`/*`
21	andreas	2	`* Copyright (C) 2020, 2021 by Andreas Theofilu <andreas@theosys.at>`
2	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
		19	`#include <sys/types.h>`
		20	`#include <sys/stat.h>`
		21	`#include <unistd.h>`
55	andreas	22
		23	`#include <include/core/SkFont.h>`
		24	`#include <include/core/SkFontMetrics.h>`
		25	`#include <include/core/SkTextBlob.h>`
		26
5	andreas	27	`#include "tresources.h"`
26	andreas	28	`#include "tpagemanager.h"`
2	andreas	29	`#include "tpage.h"`
66	andreas	30	`#include "tdrawimage.h"`
76	andreas	31	`#include "texpat++.h"`
2	andreas	32
3	andreas	33	`using std::string;`
55	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	`TPage::TPage(const string& name)`
2	andreas	41	`{`
3	andreas	42	`DECL_TRACER("TPage::TPage(const string& name)");`
14	andreas	43	`TError::clear();`
38	andreas	44
		45	`if (gPageManager)`
		46	`{`
		47	`if (!_setBackground)`
		48	`_setBackground = gPageManager->getCallbackBG();`
		49
		50	`if (!_displayButton)`
		51	`_displayButton = gPageManager->getCallbackDB();`
		52
		53	`if (!_callDropPage)`
		54	`_callDropPage = gPageManager->getCallDropPage();`
		55
		56	`if (!_callDropSubPage)`
		57	`_callDropSubPage = gPageManager->getCallDropSubPage();`
		58
		59	`if (!_playVideo)`
		60	`_playVideo = gPageManager->getCallbackPV();`
		61	`}`
		62
43	andreas	63	`if (name.compare("_progress") == 0)`
		64	`{`
		65	`addProgress();`
		66	`return ;`
		67	`}`
		68
3	andreas	69	`initialize(name);`
		70	`}`
2	andreas	71
3	andreas	72	`TPage::~TPage()`
		73	`{`
5	andreas	74	`DECL_TRACER("TPage::~TPage()");`
		75
		76	`MSG_DEBUG("Destroing page " << pageID << ": " << name);`
3	andreas	77	`BUTTONS_T *p = mButtons;`
		78	`BUTTONS_T *next = nullptr;`
2	andreas	79
3	andreas	80	`while (p)`
		81	`{`
		82	`next = p->next;`
		83	`delete p->button;`
		84	`delete p;`
		85	`p = next;`
		86	`}`
2	andreas	87
3	andreas	88	`mButtons = nullptr;`
		89
		90	`PAGECHAIN_T *pc = mSubPages;`
		91	`PAGECHAIN_T *pc_next = nullptr;`
		92
		93	`// We're not allowd to delete the subpages here, because they're managed`
		94	`// by the TPageManager.`
		95	`while (pc)`
		96	`{`
		97	`pc_next = pc->next;`
		98	`delete pc;`
		99	`pc = pc_next;`
		100	`}`
		101
		102	`mSubPages = nullptr;`
		103	`}`
		104
		105	`void TPage::initialize(const string& nm)`
		106	`{`
		107	`DECL_TRACER("TPage::initialize(const string& name)");`
		108	`makeFileName(TConfig::getProjectPath(), nm);`
		109
		110	`if (isValidFile())`
		111	`mPath = getFileName();`
		112
76	andreas	113	`TExpat xml(mPath);`
		114	`xml.setEncoding(ENC_CP1250);`
3	andreas	115
76	andreas	116	`if (!xml.parse())`
3	andreas	117	`return;`
		118
76	andreas	119	`int depth = 0;`
		120	`size_t index = 0;`
		121	`size_t oldIndex = 0;`
		122	`vector<ATTRIBUTE_t> attrs;`
3	andreas	123
76	andreas	124	`if ((index = xml.getElementIndex("page", &depth)) == TExpat::npos)`
3	andreas	125	`{`
		126	`MSG_ERROR("Element \"page\" with attribute \"type\" was not found!");`
		127	`TError::setError();`
		128	`return;`
		129	`}`
		130
76	andreas	131	`attrs = xml.getAttributes();`
		132	`string type = xml.getAttribute("type", attrs);`
3	andreas	133
		134	`if (type.compare("page") != 0)`
		135	`{`
		136	`MSG_ERROR("Invalid page type \"" << type << "\"!");`
		137	`TError::setError();`
		138	`return;`
		139	`}`
		140
76	andreas	141	`depth++;`
		142	`string ename, content;`
3	andreas	143
76	andreas	144	`while ((index = xml.getNextElementFromIndex(index, &ename, &content, &attrs)) != TExpat::npos)`
3	andreas	145	`{`
76	andreas	146	`string e = ename;`
3	andreas	147
		148	`if (e.compare("pageID") == 0)`
76	andreas	149	`pageID = xml.convertElementToInt(content);`
3	andreas	150	`else if (e.compare("name") == 0)`
76	andreas	151	`name = content;`
3	andreas	152	`else if (e.compare("width") == 0)`
76	andreas	153	`width = xml.convertElementToInt(content);`
3	andreas	154	`else if (e.compare("height") == 0)`
76	andreas	155	`height = xml.convertElementToInt(content);`
3	andreas	156	`else if (e.compare("button") == 0)`
		157	`{`
		158	`TButton *button = new TButton();`
4	andreas	159	`button->setPalette(mPalette);`
7	andreas	160	`button->setFonts(mFonts);`
		161	`button->registerCallback(_displayButton);`
21	andreas	162	`button->regCallPlayVideo(_playVideo);`
76	andreas	163	`index = button->initialize(&xml, index);`
40	andreas	164	`button->setParentSize(width, height);`
3	andreas	165
		166	`if (TError::isError())`
		167	`{`
23	andreas	168	`MSG_WARNING("Button \"" << button->getButtonName() << "\" deleted because of an error!");`
3	andreas	169	`delete button;`
		170	`return;`
		171	`}`
		172
5	andreas	173	`button->setHandle(((pageID << 16) & 0xffff0000) \| button->getButtonIndex());`
14	andreas	174	`button->createButtons();`
3	andreas	175	`addButton(button);`
76	andreas	176	`index++; // Jump over the end tag of the button.`
3	andreas	177	`}`
		178	`else if (e.compare("sr") == 0)`
		179	`{`
		180	`SR_T bsr;`
76	andreas	181	`bsr.number = xml.getAttributeInt("number", attrs);`
		182	`index++;`
3	andreas	183
76	andreas	184	`while ((index = xml.getNextElementFromIndex(index, &ename, &content, &attrs)) != TExpat::npos)`
3	andreas	185	`{`
		186	`if (ename.compare("bs") == 0)`
76	andreas	187	`bsr.bs = content;`
3	andreas	188	`else if (ename.compare("cb") == 0)`
76	andreas	189	`bsr.cb = content;`
3	andreas	190	`else if (ename.compare("cf") == 0)`
76	andreas	191	`bsr.cf = content;`
3	andreas	192	`else if (ename.compare("ct") == 0)`
76	andreas	193	`bsr.ct = content;`
3	andreas	194	`else if (ename.compare("ec") == 0)`
76	andreas	195	`bsr.ec = content;`
3	andreas	196	`else if (ename.compare("bm") == 0)`
76	andreas	197	`bsr.bm = content;`
65	andreas	198	`else if (ename.compare("mi") == 0)`
76	andreas	199	`bsr.mi = content;`
3	andreas	200	`else if (ename.compare("fi") == 0)`
76	andreas	201	`bsr.fi = xml.convertElementToInt(content);`
55	andreas	202	`else if (ename.compare("te") == 0)`
76	andreas	203	`bsr.te = content;`
55	andreas	204	`else if (ename.compare("tx") == 0)`
76	andreas	205	`bsr.tx = xml.convertElementToInt(content);`
55	andreas	206	`else if (ename.compare("ty") == 0)`
76	andreas	207	`bsr.ty = xml.convertElementToInt(content);`
55	andreas	208	`else if (ename.compare("et") == 0)`
76	andreas	209	`bsr.et = xml.convertElementToInt(content);`
55	andreas	210	`else if (ename.compare("ww") == 0)`
76	andreas	211	`bsr.ww = xml.convertElementToInt(content);`
55	andreas	212	`else if (ename.compare("jt") == 0)`
76	andreas	213	`bsr.jt = (Button::TEXT_ORIENTATION)xml.convertElementToInt(content);`
65	andreas	214	`else if (ename.compare("jb") == 0)`
76	andreas	215	`bsr.jb = (Button::TEXT_ORIENTATION)xml.convertElementToInt(content);`
3	andreas	216
76	andreas	217	`oldIndex = index;`
3	andreas	218	`}`
		219
		220	`sr.push_back(bsr);`
76	andreas	221
		222	`if (index == TExpat::npos)`
		223	`index = oldIndex + 1;`
3	andreas	224	`}`
76	andreas	225	`}`
3	andreas	226
76	andreas	227	`if (TStreamError::checkFilter(HLOG_DEBUG))`
		228	`{`
		229	`MSG_DEBUG("PageID: " << pageID);`
		230	`MSG_DEBUG("Name : " << name);`
		231	`MSG_DEBUG("Width : " << width);`
		232	`MSG_DEBUG("Height: " << height);`
		233
		234	`vector<SR_T>::iterator iter;`
		235	`size_t pos = 1;`
		236
		237	`for (iter = sr.begin(); iter != sr.end(); ++iter)`
		238	`{`
		239	`MSG_DEBUG(" " << pos << ": bs: " << iter->bs);`
		240	`MSG_DEBUG(" " << pos << ": cb: " << iter->cb);`
		241	`MSG_DEBUG(" " << pos << ": cf: " << iter->cf);`
		242	`MSG_DEBUG(" " << pos << ": ct: " << iter->ct);`
		243	`MSG_DEBUG(" " << pos << ": ec: " << iter->ec);`
		244	`MSG_DEBUG(" " << pos << ": bm: " << iter->bm);`
		245	`MSG_DEBUG(" " << pos << ": mi: " << iter->mi);`
		246	`MSG_DEBUG(" " << pos << ": fi: " << iter->fi);`
		247	`pos++;`
		248	`}`
3	andreas	249	`}`
		250
76	andreas	251	`if (mButtons)`
		252	`sortButtons();`
3	andreas	253	`}`
		254
43	andreas	255	`void TPage::addProgress()`
		256	`{`
		257	`DECL_TRACER("TPage::addProgress()");`
		258
		259	`if (!gPageManager)`
		260	`{`
		261	`MSG_WARNING("The page manager is still not initialized!");`
		262	`return;`
		263	`}`
		264
		265	`Button::SR_T bsr;`
		266	`pageID = 300;`
		267	`name = "_progress";`
		268	`width = gPageManager->getSettings()->getWith();`
		269	`height = gPageManager->getSettings()->getHeight();`
		270	`double unit = (double)height / 10.0;`
		271	`MSG_DEBUG("One unit is " << unit);`
		272	`// Background of page`
		273	`bsr.number = 1;`
		274	`bsr.cf = "#106010ff";`
		275	`bsr.ct = "#ffffffff";`
		276	`bsr.cb = "#009000ff";`
		277	`bsr.ec = "#ffffffff";`
		278	`bsr.fi = 21;`
		279	`sr.push_back(bsr);`
		280	`// Text field 1 to show status messages`
		281	`Button::EXTBUTTON_t bt;`
		282	`bt.type = Button::GENERAL;`
		283	`bt.bi = 1;`
		284	`bt.na = "Line1";`
		285	`bt.tp = (int)(unit * 2.0);`
		286	`bt.lt = (int)(((double)width - ((double)width / 100.0 * 80.0)) / 2.0);`
		287	`bt.wt = (int)((double)width / 100.0 * 80.0); // Line take 80% of available width`
		288	`bt.ht = (int)(unit / 100.0 * 80.0);`
		289	`MSG_DEBUG("Dimensions button 1: lt: " << bt.lt << ", tp: " << bt.tp << ", wt: " << bt.wt << ", ht: " << bt.ht);`
		290	`bt.zo = 1;`
		291	`bt.ap = 0;`
		292	`bt.ad = 160;`
		293	`bsr.cf = "#000000ff";`
		294	`bt.sr.push_back(bsr);`
		295	`bsr.number = 2;`
		296	`bt.sr.push_back(bsr);`
		297	`TButton *button = new TButton();`
		298	`button->setPalette(mPalette);`
		299	`button->setFonts(mFonts);`
		300	`button->registerCallback(_displayButton);`
		301	`button->regCallPlayVideo(_playVideo);`
		302	`button->createSoftButton(bt);`
		303	`button->setParentSize(width, height);`
		304
		305	`if (TError::isError())`
		306	`{`
		307	`MSG_WARNING("Button \"" << button->getButtonName() << "\" deleted because of an error!");`
		308	`delete button;`
		309	`return;`
		310	`}`
		311
		312	`button->setHandle(((pageID << 16) & 0xffff0000) \| bt.bi);`
		313	`button->createButtons();`
		314	`addButton(button);`
		315	`// Text field 2 to show status messages`
		316	`bt.bi = 2;`
		317	`bt.na = "Line2";`
		318	`bt.tp = (int)(unit * 7.0);`
		319	`MSG_DEBUG("Dimensions button 2: lt: " << bt.lt << ", tp: " << bt.tp << ", wt: " << bt.wt << ", ht: " << bt.ht);`
		320	`bt.zo = 2;`
		321	`bt.ad = 161;`
		322	`button = new TButton();`
		323	`button->setPalette(mPalette);`
		324	`button->setFonts(mFonts);`
		325	`button->registerCallback(_displayButton);`
		326	`button->regCallPlayVideo(_playVideo);`
		327	`button->createSoftButton(bt);`
		328	`button->setParentSize(width, height);`
		329
		330	`if (TError::isError())`
		331	`{`
		332	`MSG_WARNING("Button \"" << button->getButtonName() << "\" deleted because of an error!");`
		333	`delete button;`
		334	`return;`
		335	`}`
		336
		337	`button->setHandle(((pageID << 16) & 0xffff0000) \| bt.bi);`
		338	`button->createButtons();`
		339	`addButton(button);`
		340	`// Progress bar 1 (overall status)`
		341	`bt.type = Button::BARGRAPH;`
		342	`bt.bi = 3;`
		343	`bt.na = "Bar1";`
		344	`bt.tp = (int)(unit * 3.0);`
		345	`bt.lt = (int)(((double)width - ((double)width / 100.0 * 80.0)) / 2.0);`
		346	`bt.wt = (int)((double)width / 100.0 * 80.0); // Line take 80% of available width`
		347	`bt.ht = (int)unit;`
		348	`MSG_DEBUG("Dimensions bargraph 1: lt: " << bt.lt << ", tp: " << bt.tp << ", wt: " << bt.wt << ", ht: " << bt.ht);`
		349	`bt.zo = 3;`
		350	`bt.ap = 0;`
		351	`bt.ad = 162;`
		352	`bt.lp = 0;`
		353	`bt.lv = 162;`
		354	`bt.rl = 1;`
		355	`bt.rh = 100;`
		356	`bt.sc = "#ffffffff";`
		357	`bt.dr = "horizontal";`
		358	`bsr.number = 1;`
		359	`bsr.cf = "#0e0e0eff";`
		360	`bsr.ct = "#ffffffff";`
		361	`bsr.cb = "#009000ff";`
		362	`bt.sr.clear();`
		363	`bt.sr.push_back(bsr);`
		364	`bsr.number = 2;`
		365	`bsr.cf = "#ffffffff";`
		366	`bt.sr.push_back(bsr);`
		367	`button = new TButton();`
		368	`button->setPalette(mPalette);`
		369	`button->setFonts(mFonts);`
		370	`button->registerCallback(_displayButton);`
		371	`button->regCallPlayVideo(_playVideo);`
		372	`button->createSoftButton(bt);`
		373	`button->setParentSize(width, height);`
		374
		375	`if (TError::isError())`
		376	`{`
		377	`MSG_WARNING("Button \"" << button->getButtonName() << "\" deleted because of an error!");`
		378	`delete button;`
		379	`return;`
		380	`}`
		381
		382	`button->setHandle(((pageID << 16) & 0xffff0000) \| bt.bi);`
		383	`button->createButtons();`
		384	`addButton(button);`
		385	`// Progress bar 2 (details)`
		386	`bt.bi = 4;`
		387	`bt.na = "Bar2";`
		388	`bt.tp = (int)(unit * 5.0);`
		389	`MSG_DEBUG("Dimensions bargraph 2: lt: " << bt.lt << ", tp: " << bt.tp << ", wt: " << bt.wt << ", ht: " << bt.ht);`
		390	`bt.zo = 4;`
		391	`bt.ad = 163;`
		392	`bt.lv = 163;`
		393	`button = new TButton();`
		394	`button->setPalette(mPalette);`
		395	`button->setFonts(mFonts);`
		396	`button->registerCallback(_displayButton);`
		397	`button->regCallPlayVideo(_playVideo);`
		398	`button->createSoftButton(bt);`
		399	`button->setParentSize(width, height);`
		400
		401	`if (TError::isError())`
		402	`{`
		403	`MSG_WARNING("Button \"" << button->getButtonName() << "\" deleted because of an error!");`
		404	`delete button;`
		405	`return;`
		406	`}`
		407
		408	`button->setHandle(((pageID << 16) & 0xffff0000) \| bt.bi);`
		409	`button->createButtons();`
		410	`addButton(button);`
		411	`}`
		412
5	andreas	413	`void TPage::show()`
		414	`{`
		415	`DECL_TRACER("TPage::show()");`
		416
		417	`if (!_setBackground)`
		418	`{`
31	andreas	419	`if (gPageManager && gPageManager->getCallbackBG())`
		420	`_setBackground = gPageManager->getCallbackBG();`
		421	`else`
		422	`{`
		423	`MSG_WARNING("No callback \"setBackground\" was set!");`
		424	`return;`
		425	`}`
5	andreas	426	`}`
		427
66	andreas	428	`bool haveImage;`
5	andreas	429	`ulong handle = (pageID << 16) & 0xffff0000;`
		430	`MSG_DEBUG("Processing page " << pageID);`
66	andreas	431	`SkBitmap target;`
		432	`target.allocN32Pixels(width, height);`
		433	`target.eraseColor(TColor::getSkiaColor(sr[0].cf));`
		434	`// Draw the background, if any`
		435	`if (sr.size() > 0 && (!sr[0].bm.empty() \|\| !sr[0].mi.empty()))`
5	andreas	436	`{`
66	andreas	437	`TDrawImage dImage;`
		438	`dImage.setWidth(width);`
		439	`dImage.setHeight(height);`
5	andreas	440
66	andreas	441	`if (!sr[0].bm.empty())`
5	andreas	442	`{`
66	andreas	443	`MSG_DEBUG("Loading image " << sr[0].bm);`
		444	`sk_sp<SkData> rawImage = readImage(sr[0].bm);`
5	andreas	445	`SkBitmap bm;`
28	andreas	446
66	andreas	447	`if (rawImage)`
		448	`{`
		449	`MSG_DEBUG("Decoding image BM ...");`
55	andreas	450
66	andreas	451	`if (!DecodeDataToBitmap(rawImage, &bm))`
		452	`{`
		453	`MSG_WARNING("Problem while decoding image " << sr[0].bm);`
		454	`}`
		455	`else if (!bm.empty())`
		456	`{`
		457	`dImage.setImageBm(bm);`
		458	`SkImageInfo info = bm.info();`
		459	`sr[0].bm_width = info.width();`
		460	`sr[0].bm_height = info.height();`
		461	`haveImage = true;`
		462	`}`
		463	`else`
		464	`{`
		465	`MSG_WARNING("BM image " << sr[0].bm << " seems to be empty!");`
		466	`}`
		467	`}`
		468	`}`
		469
		470	`if (!sr[0].mi.empty())`
		471	`{`
		472	`MSG_DEBUG("Loading image " << sr[0].mi);`
		473	`sk_sp<SkData> rawImage = readImage(sr[0].mi);`
		474	`SkBitmap mi;`
		475
		476	`if (rawImage)`
		477	`{`
		478	`MSG_DEBUG("Decoding image MI ...");`
		479
		480	`if (!DecodeDataToBitmap(rawImage, &mi))`
		481	`{`
		482	`MSG_WARNING("Problem while decoding image " << sr[0].mi);`
		483	`}`
		484	`else if (!mi.empty())`
		485	`{`
		486	`dImage.setImageMi(mi);`
		487	`SkImageInfo info = mi.info();`
		488	`sr[0].mi_width = info.width();`
		489	`sr[0].mi_height = info.height();`
		490	`haveImage = true;`
		491	`}`
		492	`else`
		493	`{`
		494	`MSG_WARNING("MI image " << sr[0].mi << " seems to be empty!");`
		495	`}`
		496	`}`
		497	`}`
		498
		499	`if (haveImage)`
		500	`{`
		501	`dImage.setSr(sr);`
		502
		503	`if (!dImage.drawImage(&target))`
		504	`return;`
		505
55	andreas	506	`if (!sr[0].te.empty())`
		507	`{`
66	andreas	508	`if (!drawText(&target))`
55	andreas	509	`return;`
		510	`}`
66	andreas	511
		512	`SkImageInfo info = target.info();`
		513	`size_t rowBytes = info.minRowBytes();`
		514	`size_t size = info.computeByteSize(rowBytes);`
		515
43	andreas	516	`#ifdef _SCALE_SKIA_`
26	andreas	517	`if (gPageManager && gPageManager->getScaleFactor() != 1.0)`
		518	`{`
66	andreas	519	`SkPaint paint;`
		520	`int left, top;`
		521
		522	`paint.setBlendMode(SkBlendMode::kSrc);`
26	andreas	523	`paint.setFilterQuality(kHigh_SkFilterQuality);`
28	andreas	524	`// Calculate new dimension`
31	andreas	525	`double scaleFactor = gPageManager->getScaleFactor();`
		526	`MSG_DEBUG("Using scale factor " << scaleFactor);`
		527	`int lwidth = (int)((double)info.width() * scaleFactor);`
		528	`int lheight = (int)((double)info.height() * scaleFactor);`
		529	`int twidth = (int)((double)width * scaleFactor);`
		530	`int theight = (int)((double)height * scaleFactor);`
66	andreas	531	`calcPosition(lwidth, lheight, &left, &top);`
28	andreas	532	`// Create a canvas and draw new image`
66	andreas	533	`sk_sp<SkImage> im = SkImage::MakeFromBitmap(target);`
		534	`target.allocN32Pixels(twidth, theight);`
		535	`target.eraseColor(TColor::getSkiaColor(sr[0].cf));`
		536	`SkCanvas can(target, SkSurfaceProps(1, kUnknown_SkPixelGeometry));`
		537	`SkRect rect = SkRect::MakeXYWH(left, top, lwidth, lheight);`
		538	`can.drawImageRect(im, rect, &paint);`
		539	`rowBytes = target.info().minRowBytes();`
		540	`size = target.info().computeByteSize(rowBytes);`
		541	`MSG_DEBUG("Scaled size of background image: " << left << ", " << top << ", " << lwidth << ", " << lheight);`
26	andreas	542	`}`
43	andreas	543	`#endif`
66	andreas	544	`if (sr[0].te.empty())`
		545	`_setBackground(handle, (unsigned char *)target.getPixels(), size, rowBytes, target.info().width(), target.info().height(), TColor::getColor(sr[0].cf));`
5	andreas	546	`}`
		547	`}`
66	andreas	548
		549	`if (sr.size() > 0 && !sr[0].te.empty())`
55	andreas	550	`{`
66	andreas	551	`MSG_DEBUG("Drawing text on background image ...");`
55	andreas	552
66	andreas	553	`if (!drawText(&target))`
55	andreas	554	`return;`
		555
66	andreas	556	`SkImageInfo info = target.info();`
55	andreas	557	`size_t rowBytes = info.minRowBytes();`
		558	`size_t size = info.computeByteSize(rowBytes);`
66	andreas	559	`rowBytes = target.info().minRowBytes();`
		560	`size = target.info().computeByteSize(rowBytes);`
		561	`_setBackground(handle, (unsigned char *)target.getPixels(), size, rowBytes, target.info().width(), target.info().height(), TColor::getColor(sr[0].cf));`
		562	`haveImage = true;`
55	andreas	563	`}`
66	andreas	564
		565	`if (sr.size() > 0 && !haveImage)`
5	andreas	566	`{`
26	andreas	567	`MSG_DEBUG("Calling \"setBackground\" with no image ...");`
38	andreas	568	`_setBackground(handle, nullptr, 0, 0, 0, 0, TColor::getColor(sr[0].cf));`
5	andreas	569	`}`
		570
26	andreas	571	`// Draw the buttons`
		572	`BUTTONS_T *button = mButtons;`
		573
		574	`while (button)`
		575	`{`
		576	`if (button->button)`
		577	`{`
		578	`MSG_DEBUG("Drawing button " << button->button->getButtonIndex() << ": " << button->button->getButtonName());`
		579	`button->button->registerCallback(_displayButton);`
		580	`button->button->regCallPlayVideo(_playVideo);`
		581	`button->button->setFonts(mFonts);`
		582	`button->button->setPalette(mPalette);`
		583	`button->button->createButtons();`
		584
		585	`if (sr.size() > 0)`
		586	`button->button->setGlobalOpacity(sr[0].oo);`
		587
		588	`button->button->show();`
		589	`}`
		590
		591	`button = button->next;`
		592	`}`
		593
66	andreas	594	`// Mark page as visible`
14	andreas	595	`mVisible = true;`
5	andreas	596	`}`
		597
55	andreas	598	`int TPage::numberLines(const string& str)`
		599	`{`
		600	`DECL_TRACER("TPage::numberLines(const string& str)");`
		601
		602	`int lines = 1;`
		603
		604	`for (size_t i = 0; i < str.length(); i++)`
		605	`{`
		606	`if (str.at(i) == '\n')`
		607	`lines++;`
		608	`}`
		609
		610	`return lines;`
		611	`}`
		612
118	andreas	613	`int TPage::calcLineHeight(const string& text, SkFont& font)`
55	andreas	614	`{`
118	andreas	615	`DECL_TRACER("TButton::calcLineHeight(const string& text, SkFont& font)");`
55	andreas	616
		617	`sk_sp<SkTextBlob> blob = SkTextBlob::MakeFromString(text.c_str(), font);`
		618	`SkRect rect = blob.get()->bounds();`
		619	`return rect.height();`
		620	`}`
		621
		622	`Button::POSITION_t TPage::calcImagePosition(int width, int height, Button::CENTER_CODE cc, int line)`
		623	`{`
		624	`DECL_TRACER("TButton::calcImagePosition(int with, int height, CENTER_CODE code, int number)");`
		625
		626	`SR_T act_sr;`
		627	`POSITION_t position;`
		628	`int ix, iy;`
		629
		630	`if (sr.size() == 0)`
		631	`return position;`
		632
		633	`act_sr = sr.at(0);`
		634	`// int border_size = getBorderSize(act_sr.bs);`
		635	`int border_size = 0;`
		636	`int code, border = border_size;`
		637	`string dbgCC;`
		638	`int rwt = 0, rht = 0;`
		639
		640	`switch (cc)`
		641	`{`
		642	`case SC_ICON:`
		643	`code = act_sr.ji;`
		644	`ix = act_sr.ix;`
		645	`iy = act_sr.iy;`
		646	`border = border_size = 0;`
		647	`dbgCC = "ICON";`
		648	`rwt = width;`
		649	`rht = height;`
		650	`break;`
		651
		652	`case SC_BITMAP:`
		653	`code = act_sr.jb;`
		654	`ix = act_sr.bx;`
		655	`iy = act_sr.by;`
		656	`dbgCC = "BITMAP";`
		657	`rwt = std::min(this->width - border * 2, width);`
		658	`rht = std::min(this->height - border_size * 2, height);`
		659	`break;`
		660
		661	`case SC_TEXT:`
		662	`code = act_sr.jt;`
		663	`ix = act_sr.tx;`
		664	`iy = act_sr.ty;`
		665	`dbgCC = "TEXT";`
		666	`border += 4;`
		667	`rwt = std::min(this->width - border * 2, width);`
		668	`rht = std::min(this->height - border_size * 2, height);`
		669	`break;`
		670	`}`
		671
		672	`if (width > rwt \|\| height > rht)`
		673	`position.overflow = true;`
		674
		675	`switch (code)`
		676	`{`
		677	`case 0: // absolute position`
		678	`position.left = ix;`
		679
		680	`if (cc == SC_TEXT)`
		681	`position.top = iy + height * line;`
		682	`else`
		683	`position.top = iy;`
		684
		685	`if (cc == SC_BITMAP && ix < 0 && rwt < width)`
		686	`position.left *= -1;`
		687
		688	`if (cc == SC_BITMAP && iy < 0 && rht < height)`
		689	`position.top += -1;`
		690
		691	`position.width = rwt;`
		692	`position.height = rht;`
		693	`break;`
		694
		695	`case 1: // top, left`
		696	`if (cc == SC_TEXT)`
		697	`{`
		698	`position.left = border;`
		699	`position.top = height * line;`
		700	`}`
		701
		702	`position.width = rwt;`
		703	`position.height = rht;`
		704	`break;`
		705
		706	`case 2: // center, top`
		707	`if (cc == SC_TEXT)`
		708	`position.top = height * line;`
		709
		710	`position.left = (this->width - rwt) / 2;`
		711	`position.height = rht;`
		712	`position.width = rwt;`
		713	`break;`
		714
		715	`case 3: // right, top`
		716	`position.left = this->width - rwt;`
		717
		718	`if (cc == SC_TEXT)`
		719	`{`
		720	`position.left = (((position.left - border) < 0) ? 0 : position.left - border);`
		721	`position.top = height * line;`
		722	`}`
		723
		724	`position.width = rwt;`
		725	`position.height = rht;`
		726	`break;`
		727
		728	`case 4: // left, middle`
		729	`if (cc == SC_TEXT)`
		730	`{`
		731	`position.left = border;`
		732	`position.top = ((this->height - rht) / 2) + (height / 2 * line);`
		733	`}`
		734	`else`
		735	`position.top = (this->height - rht) / 2;`
		736
		737	`position.width = rwt;`
		738	`position.height = rht;`
		739	`break;`
		740
		741	`case 6: // right, middle`
		742	`position.left = this->width - rwt;`
		743
		744	`if (cc == SC_TEXT)`
		745	`{`
		746	`position.left = (((position.left - border) < 0) ? 0 : position.left - border);`
		747	`position.top = ((this->height - rht) / 2) + (height / 2 * line);`
		748	`}`
		749	`else`
		750	`position.top = (this->height - rht) / 2;`
		751
		752	`position.width = rwt;`
		753	`position.height = rht;`
		754	`break;`
		755
		756	`case 7: // left, bottom`
		757	`if (cc == SC_TEXT)`
		758	`{`
		759	`position.left = border_size;`
		760	`position.top = (this->height - rht) - height * line;`
		761	`}`
		762	`else`
		763	`position.top = this->height - rht;`
		764
		765	`position.width = rwt;`
		766	`position.height = rht;`
		767	`break;`
		768
		769	`case 8: // center, bottom`
		770	`position.left = (this->width - rwt) / 2;`
		771
		772	`if (cc == SC_TEXT)`
		773	`position.top = (this->height - rht) - height * line;`
		774	`else`
		775	`position.top = this->height - rht;`
		776
		777	`position.width = rwt;`
		778	`position.height = rht;`
		779	`break;`
		780
		781	`case 9: // right, bottom`
		782	`position.left = this->width - rwt;`
		783
		784	`if (cc == SC_TEXT)`
		785	`{`
		786	`position.left = (((position.left - border) < 0) ? 0 : position.left - border);`
		787	`position.top = (this->height - rht) - height * line;`
		788	`}`
		789	`else`
		790	`position.top = this->height - rht;`
		791	`break;`
		792
		793	`default: // center, middle`
		794	`position.left = (this->width - rwt) / 2;`
		795
		796	`if (cc == SC_TEXT)`
		797	`position.top = ((this->height - rht) / 2) + (height / 2 * line);`
		798	`else`
		799	`position.top = (this->height - rht) / 2;`
		800
		801	`position.width = rwt;`
		802	`position.height = rht;`
		803	`}`
		804
		805	`MSG_DEBUG("Type: " << dbgCC << ", PosType=" << code << ", Position: x=" << position.left << ", y=" << position.top << ", w=" << position.width << ", h=" << position.height << ", Overflow: " << (position.overflow ? "YES" : "NO"));`
		806	`position.valid = true;`
		807	`return position;`
		808	`}`
		809
		810	`bool TPage::drawText(SkBitmap *img)`
		811	`{`
		812	`MSG_TRACE("TSubPage::drawText(SkImage& img)");`
		813
		814	`if (sr[0].te.empty())`
		815	`return true;`
		816
		817	`MSG_DEBUG("Searching for font number " << sr[0].fi << " with text " << sr[0].te);`
		818	`FONT_T font = mFonts->getFont(sr[0].fi);`
		819
		820	`if (!font.file.empty())`
		821	`{`
		822	`SkCanvas canvas(*img, SkSurfaceProps(1, kUnknown_SkPixelGeometry));`
		823	`sk_sp<SkTypeface> typeFace = mFonts->getTypeFace(sr[0].fi);`
		824
		825	`if (!typeFace)`
		826	`{`
		827	`MSG_ERROR("Error creating type face " << font.fullName);`
		828	`TError::setError();`
		829	`return false;`
		830	`}`
		831
		832	`SkScalar fontSizePt = ((SkScalar)font.size * 1.322);`
		833	`SkFont skFont(typeFace, fontSizePt);`
		834
		835	`SkPaint paint;`
		836	`paint.setAntiAlias(true);`
		837	`SkColor color = TColor::getSkiaColor(sr[0].ct);`
		838	`paint.setColor(color);`
		839	`paint.setStyle(SkPaint::kFill_Style);`
		840
		841	`SkFontMetrics metrics;`
		842	`skFont.getMetrics(&metrics);`
		843	`int lines = numberLines(sr[0].te);`
		844
		845	`if (lines > 1 \|\| sr[0].ww)`
		846	`{`
		847	`vector<string> textLines;`
		848
		849	`if (!sr[0].ww)`
		850	`textLines = ::splitLine(sr[0].te);`
		851	`else`
		852	`{`
		853	`textLines = splitLine(sr[0].te, width, height, skFont, paint);`
		854	`lines = textLines.size();`
		855	`}`
		856
		857	`int lineHeight = calcLineHeight(sr[0].te, skFont);`
		858	`int totalHeight = lineHeight * lines;`
		859
		860	`if (totalHeight > height)`
		861	`{`
		862	`lines = height / lineHeight;`
		863	`totalHeight = lineHeight * lines;`
		864	`}`
		865
		866	`MSG_DEBUG("Line height: " << lineHeight);`
		867	`POSITION_t position = calcImagePosition(width, totalHeight, SC_TEXT, 1);`
		868	`MSG_DEBUG("Position frame: l: " << position.left << ", t: " << position.top << ", w: " << position.width << ", h: " << position.height);`
		869
		870	`if (!position.valid)`
		871	`{`
		872	`MSG_ERROR("Error calculating the text position!");`
		873	`TError::setError();`
		874	`return false;`
		875	`}`
		876
		877	`vector<string>::iterator iter;`
		878	`int line = 0;`
		879
118	andreas	880	`for (iter = textLines.begin(); iter != textLines.end(); ++iter)`
55	andreas	881	`{`
		882	`sk_sp<SkTextBlob> blob = SkTextBlob::MakeFromString(iter->c_str(), skFont);`
		883	`SkRect rect;`
		884	`skFont.measureText(iter->c_str(), iter->length(), SkTextEncoding::kUTF8, &rect, &paint);`
		885	`POSITION_t pos = calcImagePosition(rect.width(), lineHeight, SC_TEXT, 1);`
		886
		887	`if (!pos.valid)`
		888	`{`
		889	`MSG_ERROR("Error calculating the text position!");`
		890	`TError::setError();`
		891	`return false;`
		892	`}`
		893	`MSG_DEBUG("Triing to print line: " << *iter);`
		894
		895	`SkScalar startX = (SkScalar)pos.left;`
		896	`SkScalar startY = (SkScalar)position.top + lineHeight * line;`
		897	`MSG_DEBUG("x=" << startX << ", y=" << startY);`
		898	`canvas.drawTextBlob(blob, startX, startY + lineHeight / 2 + 4, paint);`
		899	`line++;`
		900
		901	`if (line > lines)`
		902	`break;`
		903	`}`
		904	`}`
		905	`else // single line`
		906	`{`
		907	`sk_sp<SkTextBlob> blob = SkTextBlob::MakeFromString(sr[0].te.c_str(), skFont);`
		908	`SkRect rect;`
		909	`skFont.measureText(sr[0].te.c_str(), sr[0].te.length(), SkTextEncoding::kUTF8, &rect, &paint);`
		910	`POSITION_t position = calcImagePosition(rect.width(), (rect.height() * (float)lines), SC_TEXT, 0);`
		911
		912	`if (!position.valid)`
		913	`{`
		914	`MSG_ERROR("Error calculating the text position!");`
		915	`TError::setError();`
		916	`return false;`
		917	`}`
		918
		919	`MSG_DEBUG("Printing line " << sr[0].te);`
		920	`SkScalar startX = (SkScalar)position.left;`
		921	`SkScalar startY = (SkScalar)position.top + metrics.fCapHeight; // + metrics.fLeading; // (metrics.fAscent * -1.0);`
		922	`canvas.drawTextBlob(blob, startX, startY, paint);`
		923	`}`
		924	`}`
		925	`else`
		926	`{`
		927	`MSG_WARNING("No font file name found for font " << sr[0].fi);`
		928	`}`
		929
		930	`return true;`
		931	`}`
		932
3	andreas	933	`PAGECHAIN_T TPage::addSubPage(TSubPage pg)`
		934	`{`
14	andreas	935	`DECL_TRACER("TPage::addSubPage(TSubPage* pg)");`
3	andreas	936
		937	`if (!pg)`
		938	`{`
		939	`MSG_ERROR("Parameter is NULL!");`
		940	`TError::setError();`
		941	`return nullptr;`
		942	`}`
		943
		944	`PAGECHAIN_T *chain = new PAGECHAIN_T;`
		945	`chain->subpage = pg;`
14	andreas	946	`chain->next = nullptr;`
		947	`PAGECHAIN_T *spg = mSubPages;`
3	andreas	948
14	andreas	949	`if (spg)`
3	andreas	950	`{`
14	andreas	951	`// First make sure that the new page is not already in the chain.`
		952	`PAGECHAIN_T *p = spg;`
3	andreas	953
14	andreas	954	`while (p)`
13	andreas	955	`{`
		956	`if (p->subpage->getNumber() == pg->getNumber())`
		957	`{`
14	andreas	958	`MSG_TRACE("Page " << pg->getNumber() << " is already in chain. Don't add it again.");`
13	andreas	959	`delete chain;`
		960	`return p;`
		961	`}`
		962
3	andreas	963	`p = p->next;`
13	andreas	964	`}`
3	andreas	965
14	andreas	966	`// The subpage is not in chain. So we add it now.`
		967	`p = spg;`
		968	`// Find the last element in chain`
40	andreas	969	`while (p && p->next)`
14	andreas	970	`p = p->next;`
		971
3	andreas	972	`p->next = chain;`
		973	`}`
		974	`else`
14	andreas	975	`{`
		976	`mZOrder = 0;`
3	andreas	977	`mSubPages = chain;`
14	andreas	978	`}`
3	andreas	979
5	andreas	980	`mLastSubPage = 0;`
3	andreas	981	`return chain;`
		982	`}`
		983
		984	`bool TPage::removeSubPage(int ID)`
		985	`{`
		986	`DECL_TRACER("TPage::removeSubPage(int ID)");`
		987
		988	`PAGECHAIN_T *p = mSubPages;`
		989	`PAGECHAIN_T *prev = nullptr;`
		990
		991	`while (p)`
		992	`{`
		993	`if (p->subpage->getNumber() == ID)`
		994	`{`
		995	`PAGECHAIN_T *next = p->next;`
		996
		997	`if (prev)`
		998	`prev->next = next;`
		999	`else`
		1000	`mSubPages = next;`
		1001
		1002	`delete p;`
5	andreas	1003	`mLastSubPage = 0;`
3	andreas	1004	`return true;`
		1005	`}`
		1006
		1007	`prev = p;`
		1008	`p = p->next;`
		1009	`}`
		1010
		1011	`return false;`
		1012	`}`
		1013
		1014	`bool TPage::removeSubPage(const std::string& nm)`
		1015	`{`
		1016	`DECL_TRACER("TPage::removeSubPage(const std::string& nm)");`
		1017
		1018	`PAGECHAIN_T *p = mSubPages;`
		1019	`PAGECHAIN_T *prev = nullptr;`
		1020
		1021	`while (p)`
		1022	`{`
		1023	`if (p->subpage->getName().compare(nm) == 0)`
		1024	`{`
		1025	`PAGECHAIN_T *next = p->next;`
		1026
		1027	`if (prev)`
		1028	`prev->next = next;`
		1029	`else`
		1030	`mSubPages = next;`
		1031
		1032	`delete p;`
5	andreas	1033	`mLastSubPage = 0;`
3	andreas	1034	`return true;`
		1035	`}`
		1036
		1037	`prev = p;`
		1038	`p = p->next;`
		1039	`}`
		1040
		1041	`return false;`
		1042	`}`
		1043
4	andreas	1044	`TSubPage *TPage::getSubPage(int pageID)`
		1045	`{`
		1046	`DECL_TRACER("TPage::getSubPage(int pageID)");`
		1047
		1048	`PAGECHAIN_T *pg = mSubPages;`
		1049
		1050	`while (pg)`
		1051	`{`
		1052	`if (pg->subpage->getNumber() == pageID)`
		1053	`{`
		1054	`mLastSubPage = pageID;`
		1055	`return pg->subpage;`
		1056	`}`
		1057
		1058	`pg = pg->next;`
		1059	`}`
		1060
5	andreas	1061	`mLastSubPage = 0;`
4	andreas	1062	`return nullptr;`
		1063	`}`
		1064
		1065	`TSubPage *TPage::getSubPage(const std::string& name)`
		1066	`{`
		1067	`DECL_TRACER("TPage::getSubPage(const std::string& name)");`
		1068
		1069	`PAGECHAIN_T *pg = mSubPages;`
		1070
		1071	`while (pg)`
		1072	`{`
		1073	`if (pg->subpage->getName().compare(name) == 0)`
		1074	`{`
14	andreas	1075	`mLastSubPage = pg->subpage->getNumber();`
4	andreas	1076	`return pg->subpage;`
		1077	`}`
		1078
		1079	`pg = pg->next;`
		1080	`}`
		1081
5	andreas	1082	`mLastSubPage = 0;`
4	andreas	1083	`return nullptr;`
		1084	`}`
		1085
		1086	`TSubPage *TPage::getFirstSubPage()`
		1087	`{`
		1088	`DECL_TRACER("TPage::getFirstSubPage()");`
		1089
14	andreas	1090	`PAGECHAIN_T *pg = mSubPages;`
		1091
		1092	`if (pg)`
4	andreas	1093	`{`
14	andreas	1094	`if (pg->subpage)`
4	andreas	1095	`{`
14	andreas	1096	`mLastSubPage = pg->subpage->getNumber();`
		1097	`MSG_DEBUG("Subpage " << pg->subpage->getNumber() << ". " << pg->subpage->getName());`
		1098	`return pg->subpage;`
4	andreas	1099	`}`
		1100	`}`
		1101
14	andreas	1102	`MSG_DEBUG("No subpages in chain.");`
5	andreas	1103	`mLastSubPage = 0;`
4	andreas	1104	`return nullptr;`
		1105	`}`
		1106
		1107	`TSubPage *TPage::getNextSubPage()`
		1108	`{`
		1109	`DECL_TRACER("TPage::getNextSubPage()");`
		1110
		1111	`if (mLastSubPage > 0)`
		1112	`{`
		1113	`PAGECHAIN_T *p = mSubPages;`
		1114
		1115	`while (p)`
		1116	`{`
		1117	`if (p->subpage->getNumber() == mLastSubPage)`
		1118	`{`
14	andreas	1119	`if (p->next && p->next->subpage)`
4	andreas	1120	`{`
14	andreas	1121	`TSubPage *page = p->next->subpage;`
		1122	`mLastSubPage = page->getNumber();`
15	andreas	1123	`MSG_DEBUG("Subpage " << page->getNumber() << ". " << page->getName());`
14	andreas	1124	`return page;`
4	andreas	1125	`}`
		1126	`}`
		1127
		1128	`p = p->next;`
		1129	`}`
		1130	`}`
		1131
14	andreas	1132	`MSG_DEBUG("No more subpages in chain.");`
5	andreas	1133	`mLastSubPage = 0;`
4	andreas	1134	`return nullptr;`
		1135	`}`
		1136
3	andreas	1137	`BUTTONS_T TPage::addButton(TButton button)`
		1138	`{`
		1139	`DECL_TRACER("TPage::addButton(TButton button)");`
		1140
		1141	`if (!button)`
		1142	`{`
		1143	`MSG_ERROR("Parameter is NULL!");`
		1144	`TError::setError();`
		1145	`return nullptr;`
		1146	`}`
		1147
		1148	`BUTTONS_T *chain = new BUTTONS_T;`
14	andreas	1149	`BUTTONS_T *bts = mButtons;`
3	andreas	1150	`chain->button = button;`
40	andreas	1151	`chain->next = nullptr;`
		1152	`chain->previous = nullptr;`
3	andreas	1153
14	andreas	1154	`if (bts)`
3	andreas	1155	`{`
14	andreas	1156	`BUTTONS_T *p = bts;`
3	andreas	1157
40	andreas	1158	`while (p && p->next)`
3	andreas	1159	`p = p->next;`
		1160
		1161	`p->next = chain;`
		1162	`chain->previous = p;`
		1163	`}`
		1164	`else`
		1165	`mButtons = chain;`
		1166
		1167	`return chain;`
		1168	`}`
		1169
14	andreas	1170	`bool TPage::hasButton(int id)`
		1171	`{`
		1172	`DECL_TRACER("TPage::hasButton(int id)");`
		1173
		1174	`BUTTONS_T *bt = mButtons;`
		1175
		1176	`while (bt)`
		1177	`{`
		1178	`if (bt->button && bt->button->getButtonIndex() == id)`
		1179	`return true;`
		1180
		1181	`bt = bt->next;`
		1182	`}`
		1183
		1184	`return false;`
		1185	`}`
		1186
		1187	`TButton *TPage::getButton(int id)`
		1188	`{`
		1189	`DECL_TRACER("TPage::getButton(int id)");`
		1190
		1191	`BUTTONS_T *bt = mButtons;`
		1192
		1193	`while (bt)`
		1194	`{`
		1195	`if (bt->button && bt->button->getButtonIndex() == id)`
		1196	`return bt->button;`
		1197
		1198	`bt = bt->next;`
		1199	`}`
		1200
		1201	`return nullptr;`
		1202	`}`
		1203
16	andreas	1204	`std::vector<TButton *> TPage::getButtons(int ap, int ad)`
		1205	`{`
		1206	`DECL_TRACER("TSubPage::getButtons(int ap, int ad)");`
		1207
		1208	`std::vector<TButton *> list;`
		1209	`BUTTONS_T *bt = mButtons;`
		1210
		1211	`while (bt)`
		1212	`{`
		1213	`if (bt->button->getAddressPort() == ap && bt->button->getAddressChannel() == ad)`
		1214	`list.push_back(bt->button);`
		1215
		1216	`bt = bt->next;`
		1217	`}`
		1218
		1219	`return list;`
		1220	`}`
		1221
51	andreas	1222	`std::vector<TButton *> TPage::getAllButtons()`
		1223	`{`
		1224	`DECL_TRACER("TPage::getAllButtons()");`
40	andreas	1225
51	andreas	1226	`std::vector<TButton *> list;`
		1227	`BUTTONS_T *bt = mButtons;`
		1228
		1229	`while (bt)`
		1230	`{`
		1231	`list.push_back(bt->button);`
		1232	`bt = bt->next;`
		1233	`}`
		1234
		1235	`return list;`
		1236	`}`
		1237
40	andreas	1238	`TButton *TPage::getFirstButton()`
		1239	`{`
		1240	`DECL_TRACER("TButton::getFirstButton()");`
		1241
		1242	`mLastButton = 0;`
		1243
		1244	`if (mButtons)`
		1245	`return mButtons->button;`
		1246
		1247	`return nullptr;`
		1248	`}`
		1249
		1250	`TButton *TPage::getNextButton()`
		1251	`{`
		1252	`DECL_TRACER("TPage::getNextButton()");`
		1253
		1254	`BUTTONS_T *but = mButtons;`
		1255	`int count = 0;`
		1256	`mLastButton++;`
		1257
		1258	`while (but)`
		1259	`{`
		1260	`if (but->button && count == mLastButton)`
		1261	`return but->button;`
		1262
		1263	`but = but->next;`
		1264	`count++;`
		1265	`}`
		1266
		1267	`return nullptr;`
		1268	`}`
		1269
12	andreas	1270	`void TPage::drop()`
		1271	`{`
		1272	`DECL_TRACER("TPage::drop()");`
		1273
		1274	`PAGECHAIN_T *pc = mSubPages;`
14	andreas	1275
12	andreas	1276	`while (pc)`
		1277	`{`
13	andreas	1278	`pc->subpage->drop();`
12	andreas	1279	`pc = pc->next;`
		1280	`}`
14	andreas	1281
		1282	`mZOrder = ZORDER_INVALID;`
		1283	`mVisible = false;`
12	andreas	1284	`}`
43	andreas	1285	`#ifdef _SCALE_SKIA_`
31	andreas	1286	`void TPage::calcPosition(int im_width, int im_height, int left, int top, bool scale)`
43	andreas	1287	`#else`
		1288	`void TPage::calcPosition(int im_width, int im_height, int left, int top)`
		1289	`#endif`
28	andreas	1290	`{`
		1291	`DECL_TRACER("TPage::calcPosition(int im_width, int im_height, int left, int top)");`
		1292
		1293	`int nw = width;`
		1294	`int nh = height;`
43	andreas	1295	`#ifdef _SCALE_SKIA_`
31	andreas	1296	`if (scale && gPageManager && gPageManager->getScaleFactor() != 1.0)`
28	andreas	1297	`{`
		1298	`nw = (int)((double)width * gPageManager->getScaleFactor());`
		1299	`nh = (int)((double)height * gPageManager->getScaleFactor());`
		1300	`}`
43	andreas	1301	`#endif`
28	andreas	1302	`switch (sr[0].jb)`
		1303	`{`
		1304	`case 0: // absolute position`
		1305	`*left = sr[0].bx;`
		1306	`*top = sr[0].by;`
43	andreas	1307	`#ifdef _SCALE_SKIA_`
31	andreas	1308	`if (scale && gPageManager && gPageManager->getScaleFactor() != 1.0)`
28	andreas	1309	`{`
		1310	`left = (int)((double)sr[0].bx gPageManager->getScaleFactor());`
		1311	`left = (int)((double)sr[0].by gPageManager->getScaleFactor());`
		1312	`}`
43	andreas	1313	`#endif`
28	andreas	1314	`break;`
		1315
		1316	`case 1: // top, left`
		1317	`*left = 0;`
		1318	`*top = 0;`
		1319	`break;`
		1320
		1321	`case 2: // center, top`
		1322	`*left = (nw - im_width) / 2;`
		1323	`*top = 0;`
		1324	`break;`
		1325
		1326	`case 3: // right, top`
		1327	`*left = nw - im_width;`
		1328	`*top = 0;`
		1329	`break;`
		1330
		1331	`case 4: // left, middle`
		1332	`*left = 0;`
		1333	`*top = (nh - im_height) / 2;`
		1334	`break;`
		1335
		1336	`case 6: // right, middle`
		1337	`*left = nw - im_width;`
		1338	`*top = (nh - im_height) / 2;`
		1339	`break;`
		1340
		1341	`case 7: // left, bottom`
		1342	`*left = 0;`
		1343	`*top = nh - im_height;`
		1344	`break;`
		1345
		1346	`case 8: // center, bottom`
		1347	`*left = (nw - im_width) / 2;`
		1348	`*top = nh - im_height;`
		1349	`break;`
		1350
		1351	`case 9: // right, bottom`
		1352	`*left = nw - im_width;`
		1353	`*top = nh - im_height;`
		1354	`break;`
31	andreas	1355
		1356	`default: // center middle`
		1357	`*left = (nw - im_width) / 2;`
		1358	`*top = (nh - im_height) / 2;`
28	andreas	1359	`}`
		1360
		1361	`if (*left < 0)`
		1362	`*left = 0;`
		1363
		1364	`if (*top < 0)`
		1365	`*top = 0;`
		1366	`}`
		1367
3	andreas	1368	`/*`
		1369	`* Sort the button according to their Z-order.`
		1370	`* The button with the highest Z-order will be the last button in the chain.`
		1371	`* The algorithm is a bubble sort algorithm.`
		1372	`*/`
		1373	`bool TPage::sortButtons()`
		1374	`{`
		1375	`DECL_TRACER("TPage::sortButtons()");`
		1376
		1377	`bool turned = true;`
		1378
		1379	`while (turned)`
		1380	`{`
		1381	`BUTTONS_T *button = mButtons;`
		1382	`turned = false;`
		1383
		1384	`while (button)`
		1385	`{`
		1386	`int zo = button->button->getZOrder();`
		1387
		1388	`if (button->previous)`
		1389	`{`
		1390	`if (zo < button->previous->button->getZOrder())`
		1391	`{`
		1392	`BUTTONS_T *pprev = button->previous->previous;`
		1393	`BUTTONS_T *prev = button->previous;`
		1394	`BUTTONS_T *next = button->next;`
		1395
		1396	`if (pprev)`
		1397	`pprev->next = button;`
		1398
		1399	`prev->next = next;`
		1400	`prev->previous = button;`
		1401	`button->next = prev;`
		1402	`button->previous = pprev;`
14	andreas	1403
		1404	`if (!pprev)`
		1405	`mButtons = button;`
		1406
3	andreas	1407	`button = next;`
14	andreas	1408
		1409	`if (next)`
		1410	`next->previous = prev;`
		1411
3	andreas	1412	`turned = true;`
		1413	`continue;`
		1414	`}`
		1415	`}`
		1416
		1417	`button = button->next;`
		1418	`}`
		1419	`}`
		1420
		1421	`return true;`
		1422	`}`

Subversion Repositories tpanel

(root)/trunk/tpage.cpp @ 143 – Rev