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新增根据帧数控制可见性

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This commit is contained in:
DingVero
2026-04-09 17:30:55 +08:00
parent e116a9ec79
commit d67d7dc0c5
29 changed files with 4387 additions and 408 deletions
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410
client/gui/timeline/TimelineWidget.cpp
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@@ -1,16 +1,33 @@
#include "timeline/TimelineWidget.h"
#include <algorithm>
#include <cmath>
#include <QFontMetrics>
#include <QMouseEvent>
#include <QPainter>
#include <QResizeEvent>
#include <QWheelEvent>
namespace {
int clampFrame(int f, int a, int b) {
if (a > b) std::swap(a, b);
return std::clamp(f, a, b);
static int pickMajorStep(double pixelsPerFrame) {
// 主刻度间距（帧）：保证屏幕上大约 ≥ 48px
const double targetPx = 48.0;
const double raw = targetPx / std::max(pixelsPerFrame, 1e-6);
static const int cand[] = {1, 2, 5, 10, 15, 20, 25, 50, 75, 100, 150, 200, 250, 500, 1000, 2000, 5000};
for (int c : cand) {
if (c >= raw) return c;
}
return cand[sizeof(cand) / sizeof(cand[0]) - 1];
}
static int pickMinorStep(int major) {
if (major >= 100) return major / 5;
if (major >= 20) return major / 4;
if (major >= 10) return major / 5;
if (major >= 5) return 1;
return 1;
}
} // namespace
@@ -18,17 +35,20 @@ int clampFrame(int f, int a, int b) {
TimelineWidget::TimelineWidget(QWidget* parent)
: QWidget(parent) {
setMouseTracking(true);
setMinimumHeight(28);
// 单行紧凑：标尺 + 轨道（帧号画在播放头处，随坐标轴滚动）
setMinimumHeight(kRulerHeight + 18 + 6);
setFocusPolicy(Qt::StrongFocus);
setToolTip(QStringLiteral("片段时间轴(固定 0-600)：左键拖动播放头；滚轮：逐帧"));
}
void TimelineWidget::resizeEvent(QResizeEvent* e) {
QWidget::resizeEvent(e);
update();
}
void TimelineWidget::setFrameRange(int start, int end) {
if (m_start == start && m_end == end) {
return;
}
m_start = start;
m_end = end;
m_currentFrame = clampFrame(m_currentFrame, m_start, m_end);
(void)start;
(void)end;
update();
}
@@ -36,6 +56,15 @@ void TimelineWidget::setCurrentFrame(int frame) {
setFrameInternal(frame, false);
}
void TimelineWidget::setCurrentFrameProgrammatic(int frame) {
const int f = std::clamp(frame, kStart, kEnd - 1);
if (m_currentFrame == f) {
return;
}
m_currentFrame = f;
update();
}
void TimelineWidget::setSelectionRange(int start, int end) {
if (start < 0 || end < 0) {
m_selStart = -1;
@@ -43,41 +72,40 @@ void TimelineWidget::setSelectionRange(int start, int end) {
update();
return;
}
m_selStart = clampFrame(std::min(start, end), m_start, m_end);
m_selEnd = clampFrame(std::max(start, end), m_start, m_end);
const int lo = std::min(start, end);
const int hi = std::max(start, end);
m_selStart = std::clamp(lo, kStart, kEnd - 1);
m_selEnd = std::clamp(hi, m_selStart, kEnd - 1);
update();
}
void TimelineWidget::setKeyframeTracks(const core::Project::Entity* e) {
m_locFrames.clear();
m_scaleFrames.clear();
m_imgFrames.clear();
if (!e) {
update();
return;
}
m_locFrames.reserve(e->locationKeys.size());
for (const auto& k : e->locationKeys) m_locFrames.push_back(k.frame);
m_scaleFrames.reserve(e->userScaleKeys.size());
for (const auto& k : e->userScaleKeys) m_scaleFrames.push_back(k.frame);
m_imgFrames.reserve(e->imageFrames.size());
for (const auto& k : e->imageFrames) m_imgFrames.push_back(k.frame);
static void uniqSort(QVector<int>& v) {
std::sort(v.begin(), v.end());
v.erase(std::unique(v.begin(), v.end()), v.end());
}
auto uniqSort = [](QVector<int>& v) {
std::sort(v.begin(), v.end());
v.erase(std::unique(v.begin(), v.end()), v.end());
};
static bool containsFrame(const QVector<int>& v, int f) {
return std::binary_search(v.begin(), v.end(), f);
}
void TimelineWidget::setKeyframeTracks(const QVector<int>& locFrames,
const QVector<int>& scaleFrames,
const QVector<int>& imgFrames,
const QVector<int>& visFrames) {
m_locFrames = locFrames;
m_scaleFrames = scaleFrames;
m_imgFrames = imgFrames;
m_visFrames = visFrames;
uniqSort(m_locFrames);
uniqSort(m_scaleFrames);
uniqSort(m_imgFrames);
// 轨道变了：若当前选中的关键帧不再存在，则清除
auto contains = [](const QVector<int>& v, int f) {
return std::binary_search(v.begin(), v.end(), f);
};
uniqSort(m_visFrames);
bool ok = true;
if (m_selKeyKind == KeyKind::Location) ok = contains(m_locFrames, m_selKeyFrame);
if (m_selKeyKind == KeyKind::UserScale) ok = contains(m_scaleFrames, m_selKeyFrame);
if (m_selKeyKind == KeyKind::Image) ok = contains(m_imgFrames, m_selKeyFrame);
if (m_selKeyKind == KeyKind::Location) ok = containsFrame(m_locFrames, m_selKeyFrame);
if (m_selKeyKind == KeyKind::UserScale) ok = containsFrame(m_scaleFrames, m_selKeyFrame);
if (m_selKeyKind == KeyKind::Image) ok = containsFrame(m_imgFrames, m_selKeyFrame);
if (m_selKeyKind == KeyKind::Visibility) ok = containsFrame(m_visFrames, m_selKeyFrame);
if (!ok) {
m_selKeyKind = KeyKind::None;
m_selKeyFrame = -1;
@@ -86,33 +114,67 @@ void TimelineWidget::setKeyframeTracks(const core::Project::Entity* e) {
update();
}
QRect TimelineWidget::trackRect() const {
const int pad = 8;
const int h = height();
return QRect(pad, 0, std::max(1, width() - pad * 2), h);
void TimelineWidget::setToolKeyframeTracks(const QVector<int>& locFrames,
const QVector<int>& visFrames) {
m_locFrames = locFrames;
m_scaleFrames.clear();
m_imgFrames.clear();
m_visFrames = visFrames;
uniqSort(m_locFrames);
uniqSort(m_visFrames);
bool ok = true;
if (m_selKeyKind == KeyKind::Location) ok = containsFrame(m_locFrames, m_selKeyFrame);
if (m_selKeyKind == KeyKind::Visibility) ok = containsFrame(m_visFrames, m_selKeyFrame);
if (!ok) {
m_selKeyKind = KeyKind::None;
m_selKeyFrame = -1;
emit keyframeSelectionChanged(m_selKeyKind, m_selKeyFrame);
}
update();
}
int TimelineWidget::xToFrame(int x) const {
const QRect r = trackRect();
if (r.width() <= 1) return m_start;
const double t = std::clamp((x - r.left()) / double(r.width() - 1), 0.0, 1.0);
const int span = std::max(1, m_end - m_start);
const int f = m_start + int(std::round(t * span));
return clampFrame(f, m_start, m_end);
QRect TimelineWidget::contentRect() const {
return QRect(contentLeft(), 3, contentWidth(), std::max(24, height() - 6));
}
QRect TimelineWidget::rulerRect() const {
const QRect c = contentRect();
return QRect(c.left(), c.top(), c.width(), kRulerHeight);
}
QRect TimelineWidget::keyAreaRect() const {
const QRect c = contentRect();
const QRect r = rulerRect();
const int top = r.bottom();
return QRect(c.left(), top, c.width(), std::max(1, c.bottom() - top));
}
double TimelineWidget::frameToXf(double frame) const {
const double pxf = double(contentWidth()) / double(std::max(1, kEnd - kStart));
return double(contentLeft()) + (frame - double(kStart)) * pxf;
}
int TimelineWidget::frameToX(int frame) const {
const QRect r = trackRect();
if (r.width() <= 1) return r.left();
const int f = clampFrame(frame, m_start, m_end);
const int span = std::max(1, m_end - m_start);
const double t = double(f - m_start) / double(span);
return r.left() + int(std::round(t * (r.width() - 1)));
return int(std::lround(frameToXf(double(frame))));
}
double TimelineWidget::xToFramef(int x) const {
const double pxf = double(contentWidth()) / double(std::max(1, kEnd - kStart));
return double(kStart) + double(x - contentLeft()) / std::max(pxf, 1e-9);
}
int TimelineWidget::xToFrame(int x) const {
return int(std::lround(xToFramef(x)));
}
void TimelineWidget::setFrameInternal(int frame, bool commit) {
const int f = clampFrame(frame, m_start, m_end);
if (m_currentFrame == f && !commit) {
const int f = std::clamp(frame, kStart, kEnd - 1);
// 松手时若帧未变：只发 committed，禁止再发 scrubbed，否则主窗口会双次求值/刷新导致帧号与红线闪烁
if (m_currentFrame == f) {
if (commit) {
emit frameCommitted(f);
}
return;
}
m_currentFrame = f;
@@ -127,64 +189,164 @@ void TimelineWidget::paintEvent(QPaintEvent*) {
QPainter p(this);
p.setRenderHint(QPainter::Antialiasing, true);
const QRect r = rect();
p.fillRect(r, palette().base());
p.fillRect(rect(), palette().base());
const QRect tr = trackRect().adjusted(0, 8, 0, -8);
const QColor rail = palette().mid().color();
p.setPen(Qt::NoPen);
p.setBrush(rail);
p.drawRoundedRect(tr, 6, 6);
const QRect cr = contentRect();
const QRect kr = keyAreaRect();
const QRect rr = rulerRect();
const double fLeft = double(kStart);
const int visMin = kStart;
const int visMax = kEnd;
// selection range
auto frameVisible = [&](int fr) { return fr >= visMin && fr <= visMax; };
// —— 区间：贯穿标尺+轨道，贴在时间坐标上 ——
if (m_selStart >= 0 && m_selEnd >= 0) {
const int x0 = frameToX(m_selStart);
const int x1 = frameToX(m_selEnd);
QRect sel(QPoint(std::min(x0, x1), tr.top()), QPoint(std::max(x0, x1), tr.bottom()));
sel = sel.adjusted(0, 2, 0, -2);
QColor c = palette().highlight().color();
c.setAlpha(50);
p.setBrush(c);
p.drawRoundedRect(sel, 4, 4);
const int xa = std::min(x0, x1);
const int xb = std::max(x0, x1);
QRect sel(xa, cr.top(), xb - xa, cr.height());
sel = sel.intersected(cr);
if (sel.width() > 0) {
QColor c = palette().highlight().color();
c.setAlpha(72);
p.setPen(Qt::NoPen);
p.setBrush(c);
p.drawRoundedRect(sel, 3, 3);
p.setPen(QPen(palette().highlight().color(), 1));
p.setBrush(Qt::NoBrush);
p.drawRoundedRect(sel, 3, 3);
}
}
auto drawDots = [&](const QVector<int>& frames, const QColor& c, int y) {
p.setBrush(c);
p.setPen(Qt::NoPen);
for (int f : frames) {
if (f < m_start || f > m_end) continue;
const int x = frameToX(f);
const bool sel =
(m_selKeyFrame == f)
&& ((m_selKeyKind == KeyKind::Image && &frames == &m_imgFrames)
|| (m_selKeyKind == KeyKind::Location && &frames == &m_locFrames)
|| (m_selKeyKind == KeyKind::UserScale && &frames == &m_scaleFrames));
if (sel) {
p.setPen(QPen(palette().highlight().color(), 2.0));
p.setBrush(c);
p.drawEllipse(QPointF(x, y), 4.4, 4.4);
p.setPen(Qt::NoPen);
} else {
p.drawEllipse(QPointF(x, y), 2.6, 2.6);
}
// —— 关键帧切分背景（仅轨道）：按可见范围切分，不因 m_end 隐藏尾部关键帧 ——
QVector<int> allK;
allK.reserve(m_locFrames.size() + m_scaleFrames.size() + m_imgFrames.size() + m_visFrames.size());
allK += m_locFrames;
allK += m_scaleFrames;
allK += m_imgFrames;
allK += m_visFrames;
std::sort(allK.begin(), allK.end());
allK.erase(std::unique(allK.begin(), allK.end()), allK.end());
const int v0 = visMin;
const int v1 = visMax;
QVector<int> cuts;
cuts.reserve(allK.size() + 4);
cuts.push_back(v0);
for (int k : allK) {
if (k > v0 && k < v1) {
cuts.push_back(k);
}
}
cuts.push_back(v1);
std::sort(cuts.begin(), cuts.end());
cuts.erase(std::unique(cuts.begin(), cuts.end()), cuts.end());
for (int i = 0; i + 1 < cuts.size(); ++i) {
const int a = cuts[i];
const int b = cuts[i + 1];
if (a >= b) continue;
const int x0 = frameToX(a);
const int x1 = frameToX(b);
if (x1 < kr.left() || x0 > kr.right()) continue;
QRect seg(std::max(x0, kr.left()), kr.top(), std::min(x1, kr.right()) - std::max(x0, kr.left()), kr.height());
if (seg.width() <= 0) continue;
QColor c = (i % 2) ? QColor(255, 255, 255, 28) : QColor(0, 0, 0, 12);
p.setPen(Qt::NoPen);
p.setBrush(c);
p.drawRect(seg);
}
const QColor rail = palette().mid().color();
p.setPen(Qt::NoPen);
p.setBrush(rail);
p.drawRoundedRect(kr, 4, 4);
// —— 关键帧：竖线贯穿标尺+轨道（位置钉在帧坐标上，随平移/缩放移动）——
auto drawKeyLine = [&](int fr, const QColor& col, KeyKind kind, int xOffPx) {
if (!frameVisible(fr)) return;
const int x = frameToX(fr) + xOffPx;
if (x < cr.left() - 4 || x > cr.right() + 4) return;
const bool sel = (m_selKeyFrame == fr && m_selKeyKind == kind);
QPen pen(col, sel ? 3.2 : 2.0);
pen.setCapStyle(Qt::FlatCap);
p.setPen(pen);
p.drawLine(x, cr.top() + 1, x, cr.bottom() - 1);
const int yb = kr.bottom() - 4;
QPolygonF dia;
dia << QPointF(x, yb - 5) << QPointF(x + 4, yb) << QPointF(x, yb + 4) << QPointF(x - 4, yb);
p.setPen(Qt::NoPen);
p.setBrush(col);
p.drawPolygon(dia);
};
const int yMid = tr.center().y();
drawDots(m_imgFrames, QColor(80, 160, 255, 230), yMid - 6);
drawDots(m_locFrames, QColor(255, 120, 0, 230), yMid);
drawDots(m_scaleFrames, QColor(140, 220, 140, 230), yMid + 6);
for (int fr : m_imgFrames) drawKeyLine(fr, QColor(70, 130, 240), KeyKind::Image, -3);
for (int fr : m_locFrames) drawKeyLine(fr, QColor(240, 110, 40), KeyKind::Location, -1);
for (int fr : m_scaleFrames) drawKeyLine(fr, QColor(80, 190, 90), KeyKind::UserScale, 1);
for (int fr : m_visFrames) drawKeyLine(fr, QColor(160, 100, 230), KeyKind::Visibility, 3);
// current frame caret
// —— 标尺底与刻度文字（与帧一一对应，随 view 滚动）——
p.setPen(Qt::NoPen);
p.setBrush(palette().alternateBase());
p.drawRoundedRect(rr, 3, 3);
const double pxf = double(contentWidth()) / double(std::max(1, kEnd - kStart));
const int major = pickMajorStep(pxf);
const int minor = pickMinorStep(major);
QPen minorPen(QColor(60, 60, 60, 100));
minorPen.setWidth(1);
QPen majorPen(QColor(35, 35, 35, 170));
majorPen.setWidth(1);
QFont rulerFont = font();
rulerFont.setPointSize(std::max(7, rulerFont.pointSize() - 1));
p.setFont(rulerFont);
for (int f = static_cast<int>(std::floor(fLeft / minor) * minor); f <= visMax + minor; f += minor) {
if (f < visMin - minor) continue;
const double xf = frameToXf(f);
if (xf < rr.left() - 2 || xf > rr.right() + 2) continue;
const int xi = int(std::lround(xf));
const bool isMajor = (major > 0) && (f % major == 0);
p.setPen(isMajor ? majorPen : minorPen);
const int tickH = isMajor ? 8 : 4;
p.drawLine(xi, rr.bottom() - tickH, xi, rr.bottom());
if (isMajor && pxf > 0.28) {
p.setPen(QColor(25, 25, 25, 235));
const QString txt = QString::number(f);
const int tw = QFontMetrics(rulerFont).horizontalAdvance(txt);
int tx = xi - tw / 2;
tx = std::clamp(tx, rr.left() + 1, rr.right() - tw - 1);
p.drawText(tx, rr.top() + QFontMetrics(rulerFont).ascent() + 1, txt);
}
}
// 播放头 + 帧号（钉在轴上，与红线同一 x）
const int cx = frameToX(m_currentFrame);
p.setPen(QPen(palette().highlight().color(), 2.0));
p.drawLine(QPoint(cx, tr.top() - 6), QPoint(cx, tr.bottom() + 6));
}
p.setPen(QPen(QColor(220, 55, 55, 250), 2.0));
p.drawLine(QPoint(cx, cr.top()), QPoint(cx, cr.bottom()));
static bool hitDot(const QPoint& pos, int dotX, int dotY, int radiusPx) {
const int dx = pos.x() - dotX;
const int dy = pos.y() - dotY;
return (dx * dx + dy * dy) <= (radiusPx * radiusPx);
QFont bf = font();
bf.setBold(true);
p.setFont(bf);
QFontMetrics fm(bf);
const QString ft = QString::number(m_currentFrame);
const int tw = fm.horizontalAdvance(ft);
const int ph = fm.height() + 3;
const int pw = tw + 10;
int px = cx - pw / 2;
if (pw <= cr.width() - 4) {
px = std::clamp(px, cr.left() + 2, cr.right() - pw - 2);
} else {
px = cr.left() + 2;
}
const int py = cr.top() + 1;
p.setPen(QPen(QColor(180, 40, 40), 1));
p.setBrush(QColor(255, 245, 245, 245));
p.drawRoundedRect(px, py, pw, ph, 3, 3);
p.setPen(QColor(20, 20, 20));
p.drawText(px + 5, py + fm.ascent() + 1, ft);
}
static int findNearestFrameInTrack(const QVector<int>& frames, int frame) {
@@ -241,44 +403,36 @@ void TimelineWidget::mouseReleaseEvent(QMouseEvent* e) {
const int f = xToFrame(e->pos().x());
setFrameInternal(f, true);
// 点击（非拖拽）时做选中：关键帧或区间
if (!m_moved) {
const QRect tr = trackRect().adjusted(0, 8, 0, -8);
const int yMid = tr.center().y();
const int yImg = yMid - 6;
const int yLoc = yMid;
const int ySc = yMid + 6;
const int rad = 7;
const QRect cr = contentRect();
const int mx = e->pos().x();
const int my = e->pos().y();
auto trySelectKey = [&](KeyKind kind, const QVector<int>& frames, int laneY) -> bool {
auto trySelectKey = [&](KeyKind kind, const QVector<int>& frames, int xOff) -> bool {
const int nearest = findNearestFrameInTrack(frames, f);
if (nearest < 0) return false;
const int x = frameToX(nearest);
if (hitDot(e->pos(), x, laneY, rad)) {
m_selKeyKind = kind;
m_selKeyFrame = nearest;
emit keyframeSelectionChanged(m_selKeyKind, m_selKeyFrame);
update();
return true;
}
return false;
const int xk = frameToX(nearest) + xOff;
if (std::abs(mx - xk) > 9) return false;
if (my < cr.top() || my > cr.bottom()) return false;
m_selKeyKind = kind;
m_selKeyFrame = nearest;
emit keyframeSelectionChanged(m_selKeyKind, m_selKeyFrame);
update();
return true;
};
// 先尝试命中关键帧（按 lane 优先）
if (trySelectKey(KeyKind::Image, m_imgFrames, yImg)
|| trySelectKey(KeyKind::Location, m_locFrames, yLoc)
|| trySelectKey(KeyKind::UserScale, m_scaleFrames, ySc)) {
// 选中关键帧时清掉区间
if (trySelectKey(KeyKind::Visibility, m_visFrames, 3) || trySelectKey(KeyKind::Image, m_imgFrames, -3)
|| trySelectKey(KeyKind::Location, m_locFrames, -1) || trySelectKey(KeyKind::UserScale, m_scaleFrames, 1)) {
if (m_selStart >= 0 && m_selEnd >= 0) {
m_selStart = -1;
m_selEnd = -1;
emit intervalSelectionChanged(m_selStart, m_selEnd);
}
} else {
// 未命中关键帧：尝试选中由关键帧切分出的区间（使用三轨道的并集）
QVector<int> all = m_locFrames;
all += m_scaleFrames;
all += m_imgFrames;
all += m_visFrames;
std::sort(all.begin(), all.end());
all.erase(std::unique(all.begin(), all.end()), all.end());
int a = -1, b = -1;
@@ -286,7 +440,6 @@ void TimelineWidget::mouseReleaseEvent(QMouseEvent* e) {
if (a >= 0 && b >= 0) {
setSelectionRange(a, b);
emit intervalSelectionChanged(m_selStart, m_selEnd);
// 选中区间时清掉关键帧选中
if (m_selKeyKind != KeyKind::None) {
m_selKeyKind = KeyKind::None;
m_selKeyFrame = -1;
@@ -303,8 +456,9 @@ void TimelineWidget::mouseReleaseEvent(QMouseEvent* e) {
}
void TimelineWidget::wheelEvent(QWheelEvent* e) {
const int delta = (e->angleDelta().y() > 0) ? 1 : -1;
setFrameInternal(m_currentFrame + delta, true);
const double steps = e->angleDelta().y() / 120.0;
const int delta = (steps > 0) ? 1 : -1;
// 滚轮只走 scrubbed：避免每格同时 scrub+committed 造成双次 refresh 与帧号闪烁
setFrameInternal(m_currentFrame + delta, false);
e->accept();
}