1 /***************************************************************************
2 * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
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 2 of the License, or *
7 * (at your option) any later version. *
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. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
20 #include <QMouseEvent>
21 #include <QStylePainter>
25 #include <KGlobalSettings>
27 #include "customruler.h"
31 #define INIT_MIN_VALUE 0
32 #define INIT_MAX_VALUE 100
33 #define INIT_TINY_MARK_DISTANCE 1
34 #define INIT_LITTLE_MARK_DISTANCE 5
35 #define INIT_MIDDLE_MARK_DISTANCE (INIT_LITTLE_MARK_DISTANCE * 2)
36 #define INIT_BIG_MARK_DISTANCE (INIT_LITTLE_MARK_DISTANCE * 10)
37 #define INIT_SHOW_TINY_MARK false
38 #define INIT_SHOW_LITTLE_MARK true
39 #define INIT_SHOW_MEDIUM_MARK true
40 #define INIT_SHOW_BIG_MARK true
41 #define INIT_SHOW_END_MARK true
42 #define INIT_SHOW_POINTER true
43 #define INIT_SHOW_END_LABEL true
45 #define INIT_PIXEL_PER_MARK (double)10.0 /* distance between 2 base marks in pixel */
46 #define INIT_OFFSET (-20)
47 #define INIT_LENGTH_FIX true
48 #define INIT_END_OFFSET 0
50 #define FIX_WIDTH 24 /* widget width in pixel */
51 #define LINE_END (FIX_WIDTH - 3)
52 #define END_MARK_LENGTH (FIX_WIDTH - 8)
53 #define END_MARK_X2 LINE_END
54 #define END_MARK_X1 (END_MARK_X2 - END_MARK_LENGTH)
55 #define BIG_MARK_LENGTH (END_MARK_LENGTH*3/4)
56 #define BIG_MARK_X2 LINE_END
57 #define BIG_MARK_X1 (BIG_MARK_X2 - BIG_MARK_LENGTH)
58 #define MIDDLE_MARK_LENGTH (END_MARK_LENGTH/2)
59 #define MIDDLE_MARK_X2 LINE_END
60 #define MIDDLE_MARK_X1 (MIDDLE_MARK_X2 - MIDDLE_MARK_LENGTH)
61 #define LITTLE_MARK_LENGTH (MIDDLE_MARK_LENGTH/2)
62 #define LITTLE_MARK_X2 LINE_END
63 #define LITTLE_MARK_X1 (LITTLE_MARK_X2 - LITTLE_MARK_LENGTH)
64 #define BASE_MARK_LENGTH (LITTLE_MARK_LENGTH/2)
65 #define BASE_MARK_X2 LINE_END
66 #define BASE_MARK_X1 (BASE_MARK_X2 - 3) //BASE_MARK_LENGTH
70 #define END_LABEL_Y (END_LABEL_X + LABEL_SIZE - 2)
72 #include "definitions.h"
74 const int CustomRuler::comboScale[] = { 1, 2, 5, 10, 25, 50, 125, 250, 500, 725, 1500, 3000, 6000, 12000};
76 CustomRuler::CustomRuler(Timecode tc, CustomTrackView *parent)
77 : KRuler(parent), m_timecode(tc), m_view(parent), m_duration(0) {
78 setFont(KGlobalSettings::toolBarFont());
80 setRulerMetricStyle(KRuler::Pixel);
84 setLittleMarkDistance(FRAME_SIZE);
85 setMediumMarkDistance(FRAME_SIZE * m_timecode.fps());
86 setBigMarkDistance(FRAME_SIZE * m_timecode.fps() * 60);
87 m_zoneStart = 2 * m_timecode.fps();
88 m_zoneEnd = 10 * m_timecode.fps();
89 m_contextMenu = new QMenu(this);
90 QAction *addGuide = m_contextMenu->addAction(KIcon("document-new"), i18n("Add Guide"));
91 connect(addGuide, SIGNAL(triggered()), this, SLOT(slotAddGuide()));
95 void CustomRuler::mousePressEvent(QMouseEvent * event) {
96 if (event->button() == Qt::RightButton) {
100 m_view->activateMonitor();
101 int pos = (int)((event->x() + offset()));
102 m_moveCursor = RULER_CURSOR;
103 if (event->y() > 10) {
104 if (qAbs(pos - m_zoneStart * pixelPerMark() * FRAME_SIZE) < 4) m_moveCursor = RULER_START;
105 else if (qAbs(pos - (m_zoneStart + (m_zoneEnd - m_zoneStart) / 2) * pixelPerMark() * FRAME_SIZE) < 4) m_moveCursor = RULER_MIDDLE;
106 else if (qAbs(pos - m_zoneEnd * pixelPerMark() * FRAME_SIZE) < 4) m_moveCursor = RULER_END;
108 if (m_moveCursor == RULER_CURSOR)
109 m_view->setCursorPos((int) pos / pixelPerMark() / FRAME_SIZE);
113 void CustomRuler::mouseMoveEvent(QMouseEvent * event) {
114 int pos = (int)((event->x() + offset()) / pixelPerMark() / FRAME_SIZE);
115 if (m_moveCursor == RULER_CURSOR) {
116 m_view->setCursorPos(pos);
118 } else if (m_moveCursor == RULER_START) m_zoneStart = pos;
119 else if (m_moveCursor == RULER_END) m_zoneEnd = pos;
120 else if (m_moveCursor == RULER_MIDDLE) {
121 int move = pos - (m_zoneStart + (m_zoneEnd - m_zoneStart) / 2);
130 void CustomRuler::wheelEvent(QWheelEvent * e) {
132 if (e->modifiers() == Qt::ControlModifier) delta = m_timecode.fps();
133 if (e->delta() < 0) delta = 0 - delta;
134 m_view->moveCursorPos(delta);
137 int CustomRuler::inPoint() const {
141 int CustomRuler::outPoint() const {
145 void CustomRuler::slotMoveRuler(int newPos) {
146 KRuler::slotNewOffset(newPos);
149 void CustomRuler::slotCursorMoved(int oldpos, int newpos) {
150 update(oldpos - offset() -6, 2, 17, 16);
151 update(newpos - offset() - 6, 2, 17, 16);
154 void CustomRuler::slotAddGuide() {
158 void CustomRuler::setPixelPerMark(double rate) {
159 int scale = comboScale[(int) rate];
160 KRuler::setPixelPerMark(1.0 / scale);
161 double fend = pixelPerMark() * littleMarkDistance();
162 switch ((int) rate) {
164 m_textSpacing = fend;
167 m_textSpacing = fend * 5;
172 m_textSpacing = fend * m_timecode.fps();
175 m_textSpacing = fend * m_timecode.fps() * 5;
178 m_textSpacing = fend * m_timecode.fps() * 10;
181 m_textSpacing = fend * m_timecode.fps() * 30;
186 m_textSpacing = fend * m_timecode.fps() * 60;
190 m_textSpacing = fend * m_timecode.fps() * 300;
193 m_textSpacing = fend * m_timecode.fps() * 600;
198 void CustomRuler::setDuration(int d) {
204 void CustomRuler::paintEvent(QPaintEvent *e) {
205 // debug ("KRuler::drawContents, %s",(horizontal==dir)?"horizontal":"vertical");
207 QStylePainter p(this);
208 p.setClipRect(e->rect());
210 //p.fillRect(e->rect(), QBrush(QColor(200, 200, 200)));
211 //kDebug()<<"RULER ZONE: "<<m_zoneStart<<", OFF: "<<offset()<<", END: "<<m_zoneEnd<<", FACTOR: "<<pixelPerMark() * FRAME_SIZE;
212 int projectEnd = (int)(m_duration * pixelPerMark() * FRAME_SIZE);
213 p.fillRect(QRect(- offset(), e->rect().y(), projectEnd, e->rect().height()), QBrush(QColor(245, 245, 245)));
216 int zoneStart = (int)(m_zoneStart * pixelPerMark() * FRAME_SIZE);
217 int zoneEnd = (int)(m_zoneEnd * pixelPerMark() * FRAME_SIZE);
219 p.fillRect(QRect(zoneStart - offset(), e->rect().y() + e->rect().height() / 2, zoneEnd - zoneStart, e->rect().height() / 2), QBrush(QColor(133, 255, 143)));
221 int value = m_view->cursorPos() - offset() + 4;
222 int minval = minimum();
223 int maxval = maximum() + offset() - endOffset();
225 //ioffsetval = value-offset;
226 // pixelpm = (int)ppm;
227 // left = clip.left(),
228 // right = clip.right();
230 offsetmin = (double)(minval - offset()),
231 offsetmax = (double)(maxval - offset()),
232 fontOffset = (((double)minval) > offsetmin) ? (double)minval : offsetmin;
233 QRect bg = QRect((int)offsetmin, 0, (int)offsetmax, height());
236 //p.fillRect(bg, palette.light());
238 p.setPen(palette.dark().color());
239 // draw littlemarklabel
241 // draw mediummarklabel
247 if (d->dir == Qt::Horizontal) {
248 p.translate( fontOffset, 0 );
249 p.drawText( END_LABEL_X, END_LABEL_Y, d->endlabel );
252 // draw the tiny marks
253 //if (showTinyMarks())
255 fend = pixelPerMark()*tinyMarkDistance();
256 if (fend > 5) for ( f=offsetmin; f<offsetmax; f+=fend ) {
257 p.drawLine((int)f, BASE_MARK_X1, (int)f, BASE_MARK_X2);
261 for (f = offsetmin; f < offsetmax; f += m_textSpacing) {
262 QString lab = m_timecode.getTimecodeFromFrames((int)((f - offsetmin) / pixelPerMark() / FRAME_SIZE + 0.5));
263 p.drawText((int)f + 2, LABEL_SIZE, lab);
266 if (showLittleMarks()) {
267 // draw the little marks
268 fend = pixelPerMark() * littleMarkDistance();
269 if (fend > 5) for (f = offsetmin; f < offsetmax; f += fend)
270 p.drawLine((int)f, LITTLE_MARK_X1, (int)f, LITTLE_MARK_X2);
272 if (showMediumMarks()) {
274 fend = pixelPerMark() * mediumMarkDistance();
275 if (fend > 5) for (f = offsetmin; f < offsetmax; f += fend)
276 p.drawLine((int)f, MIDDLE_MARK_X1, (int)f, MIDDLE_MARK_X2);
278 if (showBigMarks()) {
280 fend = pixelPerMark() * bigMarkDistance();
281 if (fend > 5) for (f = offsetmin; f < offsetmax; f += fend)
282 p.drawLine((int)f, BIG_MARK_X1, (int)f, BIG_MARK_X2);
286 if (d->dir == Qt::Horizontal) {
287 p.drawLine(minval-d->offset, END_MARK_X1, minval-d->offset, END_MARK_X2);
288 p.drawLine(maxval-d->offset, END_MARK_X1, maxval-d->offset, END_MARK_X2);
291 p.drawLine(END_MARK_X1, minval-d->offset, END_MARK_X2, minval-d->offset);
292 p.drawLine(END_MARK_X1, maxval-d->offset, END_MARK_X2, maxval-d->offset);
301 pa.setPoints(4, zoneStart - off + 3, 9, zoneStart - off, 9, zoneStart - off, 18, zoneStart - off + 3, 18);
306 QRect rec(zoneStart - off + (zoneEnd - zoneStart) / 2 - 4, 9, 8, 9);
307 p.fillRect(rec, QColor(255, 255, 255, 150));
311 pa.setPoints(4, zoneEnd - off - 3, 9, zoneEnd - off, 9, zoneEnd - off, 18, zoneEnd - off - 3, 18);
316 if (showPointer() && value > 0) {
318 pa.setPoints(3, value - 6, 7, value + 6, 7, value, 16);
319 p.setBrush(QBrush(Qt::yellow));
327 #include "customruler.moc"