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>
26 #include "customruler.h"
30 #define INIT_MIN_VALUE 0
31 #define INIT_MAX_VALUE 100
32 #define INIT_TINY_MARK_DISTANCE 1
33 #define INIT_LITTLE_MARK_DISTANCE 5
34 #define INIT_MIDDLE_MARK_DISTANCE (INIT_LITTLE_MARK_DISTANCE * 2)
35 #define INIT_BIG_MARK_DISTANCE (INIT_LITTLE_MARK_DISTANCE * 10)
36 #define INIT_SHOW_TINY_MARK false
37 #define INIT_SHOW_LITTLE_MARK true
38 #define INIT_SHOW_MEDIUM_MARK true
39 #define INIT_SHOW_BIG_MARK true
40 #define INIT_SHOW_END_MARK true
41 #define INIT_SHOW_POINTER true
42 #define INIT_SHOW_END_LABEL true
44 #define INIT_PIXEL_PER_MARK (double)10.0 /* distance between 2 base marks in pixel */
45 #define INIT_OFFSET (-20)
46 #define INIT_LENGTH_FIX true
47 #define INIT_END_OFFSET 0
49 #define FIX_WIDTH 20 /* widget width in pixel */
50 #define LINE_END (FIX_WIDTH - 3)
51 #define END_MARK_LENGTH (FIX_WIDTH - 6)
52 #define END_MARK_X2 LINE_END
53 #define END_MARK_X1 (END_MARK_X2 - END_MARK_LENGTH)
54 #define BIG_MARK_LENGTH (END_MARK_LENGTH*3/4)
55 #define BIG_MARK_X2 LINE_END
56 #define BIG_MARK_X1 (BIG_MARK_X2 - BIG_MARK_LENGTH)
57 #define MIDDLE_MARK_LENGTH (END_MARK_LENGTH/2)
58 #define MIDDLE_MARK_X2 LINE_END
59 #define MIDDLE_MARK_X1 (MIDDLE_MARK_X2 - MIDDLE_MARK_LENGTH)
60 #define LITTLE_MARK_LENGTH (MIDDLE_MARK_LENGTH/2)
61 #define LITTLE_MARK_X2 LINE_END
62 #define LITTLE_MARK_X1 (LITTLE_MARK_X2 - LITTLE_MARK_LENGTH)
63 #define BASE_MARK_LENGTH (LITTLE_MARK_LENGTH/2)
64 #define BASE_MARK_X2 LINE_END
65 #define BASE_MARK_X1 (BASE_MARK_X2 - 3) //BASE_MARK_LENGTH
69 #define END_LABEL_Y (END_LABEL_X + LABEL_SIZE - 2)
71 #include "definitions.h"
73 const int CustomRuler::comboScale[] = { 1, 2, 5, 10, 25, 50, 125, 250, 500, 725, 1500, 3000, 6000,
77 CustomRuler::CustomRuler(Timecode tc, CustomTrackView *parent)
78 : KRuler(parent), m_timecode(tc), m_view(parent), m_duration(0) {
80 setRulerMetricStyle(KRuler::Pixel);
84 setLittleMarkDistance(FRAME_SIZE);
85 setMediumMarkDistance(FRAME_SIZE * 25);
86 setBigMarkDistance(FRAME_SIZE * 25 * 60);
92 void CustomRuler::mousePressEvent(QMouseEvent * event) {
93 m_view->activateMonitor();
94 int pos = (event->x() + offset()) / pixelPerMark() / FRAME_SIZE;
95 m_moveCursor = RULER_CURSOR;
96 if (event->y() > 10) {
97 if (abs(pos - m_zoneStart) < 4) m_moveCursor = RULER_START;
98 else if (abs(pos - (m_zoneStart + (m_zoneEnd - m_zoneStart) / 2)) < 4) m_moveCursor = RULER_MIDDLE;
99 else if (abs(pos - m_zoneEnd) < 4) m_moveCursor = RULER_END;
101 if (m_moveCursor == RULER_CURSOR)
102 m_view->setCursorPos(pos);
106 void CustomRuler::mouseMoveEvent(QMouseEvent * event) {
107 int pos = (event->x() + offset()) / pixelPerMark() / FRAME_SIZE;
108 if (m_moveCursor == RULER_CURSOR) {
109 m_view->setCursorPos(pos);
111 } else if (m_moveCursor == RULER_START) m_zoneStart = pos;
112 else if (m_moveCursor == RULER_END) m_zoneEnd = pos;
113 else if (m_moveCursor == RULER_MIDDLE) {
114 int move = pos - (m_zoneStart + (m_zoneEnd - m_zoneStart) / 2);
121 int CustomRuler::inPoint() const {
125 int CustomRuler::outPoint() const {
129 void CustomRuler::slotMoveRuler(int newPos) {
130 KRuler::slotNewOffset(newPos);
133 void CustomRuler::slotCursorMoved(int oldpos, int newpos) {
134 //TODO: optimize (redraw only around cursor positions
138 void CustomRuler::setPixelPerMark(double rate) {
139 int scale = comboScale[(int) rate];
140 KRuler::setPixelPerMark(1.0 / scale);
143 void CustomRuler::setDuration(int d) {
149 void CustomRuler::paintEvent(QPaintEvent *e) {
150 // debug ("KRuler::drawContents, %s",(horizontal==dir)?"horizontal":"vertical");
152 QStylePainter p(this);
153 p.setClipRect(e->rect());
155 //p.fillRect(e->rect(), QBrush(QColor(200, 200, 200)));
156 //kDebug()<<"RULER ZONE: "<<m_zoneStart<<", OFF: "<<offset()<<", END: "<<m_zoneEnd<<", FACTOR: "<<pixelPerMark() * FRAME_SIZE;
157 int projectEnd = m_duration * pixelPerMark() * FRAME_SIZE;
158 p.fillRect(QRect(- offset(), e->rect().y(), projectEnd, e->rect().height()), QBrush(QColor(245, 245, 245)));
161 int zoneStart = m_zoneStart * pixelPerMark() * FRAME_SIZE;
162 int zoneEnd = m_zoneEnd * pixelPerMark() * FRAME_SIZE;
164 p.fillRect(QRect(zoneStart - offset(), e->rect().y() + e->rect().height() / 2, zoneEnd - zoneStart, e->rect().height() / 2), QBrush(QColor(133, 255, 143)));
166 int value = m_view->cursorPos() - offset() + 4;
167 int minval = minimum();
168 int maxval = maximum() + offset() - endOffset();
170 //ioffsetval = value-offset;
171 // pixelpm = (int)ppm;
172 // left = clip.left(),
173 // right = clip.right();
175 offsetmin = (double)(minval - offset()),
176 offsetmax = (double)(maxval - offset()),
177 fontOffset = (((double)minval) > offsetmin) ? (double)minval : offsetmin;
178 QRect bg = QRect(offsetmin, 0, offsetmax, height());
181 //p.fillRect(bg, palette.light());
183 QFont font = p.font();
184 font.setPointSize(LABEL_SIZE);
186 p.setPen(palette.dark().color());
187 // draw littlemarklabel
189 // draw mediummarklabel
195 if (d->dir == Qt::Horizontal) {
196 p.translate( fontOffset, 0 );
197 p.drawText( END_LABEL_X, END_LABEL_Y, d->endlabel );
200 // draw the tiny marks
201 //if (showTinyMarks())
203 fend = pixelPerMark()*tinyMarkDistance();
204 if (fend > 5) for ( f=offsetmin; f<offsetmax; f+=fend ) {
205 p.drawLine((int)f, BASE_MARK_X1, (int)f, BASE_MARK_X2);
208 if (showLittleMarks()) {
209 // draw the little marks
210 fend = pixelPerMark() * littleMarkDistance();
211 if (fend > 5) for (f = offsetmin; f < offsetmax; f += fend) {
212 p.drawLine((int)f, LITTLE_MARK_X1, (int)f, LITTLE_MARK_X2);
214 QString lab = m_timecode.getTimecodeFromFrames((int)((f - offsetmin) / pixelPerMark() / FRAME_SIZE + 0.5));
215 p.drawText((int)f + 2, LABEL_SIZE, lab);
219 if (showMediumMarks()) {
221 fend = pixelPerMark() * mediumMarkDistance();
222 if (fend > 5) for (f = offsetmin; f < offsetmax; f += fend) {
223 p.drawLine((int)f, MIDDLE_MARK_X1, (int)f, MIDDLE_MARK_X2);
225 QString lab = m_timecode.getTimecodeFromFrames((int)((f - offsetmin) / pixelPerMark() / FRAME_SIZE + 0.5));
226 p.drawText((int)f + 2, LABEL_SIZE, lab);
230 if (showBigMarks()) {
232 fend = pixelPerMark() * bigMarkDistance();
233 if (fend > 5) for (f = offsetmin; f < offsetmax; f += fend) {
234 p.drawLine((int)f, BIG_MARK_X1, (int)f, BIG_MARK_X2);
236 QString lab = m_timecode.getTimecodeFromFrames((int)((f - offsetmin) / pixelPerMark() / FRAME_SIZE + 0.5));
237 p.drawText((int)f + 2, LABEL_SIZE, lab);
238 } else if (((int)(f - offsetmin)) % ((int)(fend * 5)) == 0) {
239 QString lab = m_timecode.getTimecodeFromFrames((int)((f - offsetmin) / pixelPerMark() / FRAME_SIZE + 0.5));
240 p.drawText((int)f + 2, LABEL_SIZE, lab);
246 if (d->dir == Qt::Horizontal) {
247 p.drawLine(minval-d->offset, END_MARK_X1, minval-d->offset, END_MARK_X2);
248 p.drawLine(maxval-d->offset, END_MARK_X1, maxval-d->offset, END_MARK_X2);
251 p.drawLine(END_MARK_X1, minval-d->offset, END_MARK_X2, minval-d->offset);
252 p.drawLine(END_MARK_X1, maxval-d->offset, END_MARK_X2, maxval-d->offset);
261 pa.setPoints(4, zoneStart - off + 3, 9, zoneStart - off, 9, zoneStart - off, 18, zoneStart - off + 3, 18);
266 QRect rec(zoneStart - off + (zoneEnd - zoneStart) / 2 - 4, 9, 8, 9);
267 p.fillRect(rec, QColor(255, 255, 255, 150));
271 pa.setPoints(4, zoneEnd - off - 3, 9, zoneEnd - off, 9, zoneEnd - off, 18, zoneEnd - off - 3, 18);
276 if (showPointer() && value > 0) {
278 pa.setPoints(3, value - 6, 7, value + 6, 7, value, 16);
279 p.setBrush(QBrush(Qt::yellow));
287 #include "customruler.moc"