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more graph tweaks

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This commit is contained in:
itsmattkc
2019-01-04 21:26:34 +11:00
parent a2eef2e829
commit 3f641ff815
3 changed files with 77 additions and 48 deletions
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ui/graphview.cpp
+51 -45
View File
@@ -123,11 +123,10 @@ void GraphView::set_view_to_all() {
void GraphView::set_view_to_rect(int x1, double y1, int x2, double y2) {
double padding = 1.5;
double inverse_padding = 1.0/padding;
double x_diff = double(x2 - x1);
double y_diff = (y2 - y1);
double x_diff_padded = x_diff*padding;
double y_diff_padded = y_diff*padding;
double x_diff_padded = (x_diff+10)*padding;
double y_diff_padded = (y_diff+10)*padding;
set_zoom(qMin(double(width()) / x_diff_padded, double(height()) / y_diff_padded));
set_scroll_x(qRound((double(x1) - ((x_diff_padded-x_diff)/2))*zoom));
@@ -342,29 +341,27 @@ void GraphView::mousePressEvent(QMouseEvent *event) {
} else {
// selecting a handle
QPointF pre_point(key_x + key.pre_handle_x*zoom, key_y - key.pre_handle_y*zoom);
QPointF post_point(key_x + key.post_handle_x*zoom, key_y - key.post_handle_y*zoom);
if (event->pos().x() > pre_point.x()-BEZIER_HANDLE_SIZE
&& event->pos().x() < pre_point.x()+BEZIER_HANDLE_SIZE
&& event->pos().y() > pre_point.y()-BEZIER_HANDLE_SIZE
&& event->pos().y() < pre_point.y()+BEZIER_HANDLE_SIZE) {
current_handle = BEZIER_HANDLE_PRE;
} else if (event->pos().x() > post_point.x()-BEZIER_HANDLE_SIZE
&& event->pos().x() < post_point.x()+BEZIER_HANDLE_SIZE
&& event->pos().y() > post_point.y()-BEZIER_HANDLE_SIZE
&& event->pos().y() < post_point.y()+BEZIER_HANDLE_SIZE) {
current_handle = BEZIER_HANDLE_POST;
}
if (current_handle != BEZIER_HANDLE_NONE) {
sel_key = j;
sel_key_field = i;
old_handle_x = key.pre_handle_x;
old_handle_y = key.pre_handle_y;
current_handle = BEZIER_HANDLE_PRE;
old_pre_handle_x = key.pre_handle_x;
old_pre_handle_y = key.pre_handle_y;
old_post_handle_x = key.post_handle_x;
old_post_handle_y = key.post_handle_y;
break;
} else {
QPointF post_point(key_x + key.post_handle_x*zoom, key_y - key.post_handle_y*zoom);
if (event->pos().x() > post_point.x()-BEZIER_HANDLE_SIZE
&& event->pos().x() < post_point.x()+BEZIER_HANDLE_SIZE
&& event->pos().y() > post_point.y()-BEZIER_HANDLE_SIZE
&& event->pos().y() < post_point.y()+BEZIER_HANDLE_SIZE) {
sel_key = j;
sel_key_field = i;
old_handle_x = key.post_handle_x;
old_handle_y = key.post_handle_y;
current_handle = BEZIER_HANDLE_POST;
break;
}
}
}
}
@@ -446,12 +443,11 @@ void GraphView::mouseMoveEvent(QMouseEvent *event) {
}
update();
} else {
bool shift = (event->modifiers() & Qt::ShiftModifier);
switch (current_handle) {
case BEZIER_HANDLE_NONE:
for (int i=0;i<selected_keys.size();i++) {
row->field(selected_keys_fields.at(i))->keyframes[selected_keys.at(i)].time = qRound(selected_keys_old_vals.at(i) + (double(event->pos().x() - start_x)/zoom));
if (shift) {
if (event->modifiers() & Qt::ShiftModifier) {
row->field(selected_keys_fields.at(i))->keyframes[selected_keys.at(i)].data = selected_keys_old_doubles.at(i);
} else {
row->field(selected_keys_fields.at(i))->keyframes[selected_keys.at(i)].data = qRound(selected_keys_old_doubles.at(i) + (double(start_y - event->pos().y())/zoom));
@@ -461,27 +457,43 @@ void GraphView::mouseMoveEvent(QMouseEvent *event) {
update_ui(false);
break;
case BEZIER_HANDLE_PRE:
row->field(selected_keys_fields.last())->keyframes[selected_keys.last()].pre_handle_x = old_handle_x + double(event->pos().x() - start_x)/zoom;
if (shift) {
row->field(selected_keys_fields.last())->keyframes[selected_keys.last()].pre_handle_y = old_handle_y;
} else {
row->field(selected_keys_fields.last())->keyframes[selected_keys.last()].pre_handle_y = old_handle_y + double(start_y - event->pos().y())/zoom;
}
moved_keys = true;
update_ui(false);
break;
case BEZIER_HANDLE_POST:
row->field(selected_keys_fields.last())->keyframes[selected_keys.last()].post_handle_x = old_handle_x + double(event->pos().x() - start_x)/zoom;
if (shift) {
row->field(selected_keys_fields.last())->keyframes[selected_keys.last()].post_handle_y = old_handle_y;
{
double new_pre_handle_x = old_pre_handle_x;
double new_pre_handle_y = old_pre_handle_y;
double new_post_handle_x = old_post_handle_x;
double new_post_handle_y = old_post_handle_y;
double x_diff = double(event->pos().x() - start_x)/zoom;
double y_diff = double(start_y - event->pos().y())/zoom;
if (current_handle == BEZIER_HANDLE_PRE) {
new_pre_handle_x += x_diff;
if (!(event->modifiers() & Qt::ShiftModifier)) new_pre_handle_y += y_diff;
if (!(event->modifiers() & Qt::ControlModifier)) {
new_post_handle_x = -new_pre_handle_x;
new_post_handle_y = -new_pre_handle_y;
}
} else {
row->field(selected_keys_fields.last())->keyframes[selected_keys.last()].post_handle_y = old_handle_y + double(start_y - event->pos().y())/zoom;
new_post_handle_x += x_diff;
if (!(event->modifiers() & Qt::ShiftModifier)) new_post_handle_y += y_diff;
if (!(event->modifiers() & Qt::ControlModifier)) {
new_pre_handle_x = -new_post_handle_x;
new_pre_handle_y = -new_post_handle_y;
}
}
EffectKeyframe& key = row->field(selected_keys_fields.last())->keyframes[selected_keys.last()];
key.pre_handle_x = new_pre_handle_x;
key.pre_handle_y = new_pre_handle_y;
key.post_handle_x = new_post_handle_x;
key.post_handle_y = new_post_handle_y;
moved_keys = true;
update_ui(false);
}
break;
}
}
}
}
@@ -498,17 +510,13 @@ void GraphView::mouseReleaseEvent(QMouseEvent *event) {
}
break;
case BEZIER_HANDLE_PRE:
{
EffectKeyframe& key = row->field(selected_keys_fields.last())->keyframes[selected_keys.last()];
ca->append(new SetDouble(&key.pre_handle_x, old_handle_x, key.pre_handle_x));
ca->append(new SetDouble(&key.pre_handle_y, old_handle_y, key.pre_handle_y));
}
break;
case BEZIER_HANDLE_POST:
{
EffectKeyframe& key = row->field(selected_keys_fields.last())->keyframes[selected_keys.last()];
ca->append(new SetDouble(&key.post_handle_x, old_handle_x, key.post_handle_x));
ca->append(new SetDouble(&key.post_handle_y, old_handle_y, key.post_handle_y));
ca->append(new SetDouble(&key.pre_handle_x, old_pre_handle_x, key.pre_handle_x));
ca->append(new SetDouble(&key.pre_handle_y, old_pre_handle_y, key.pre_handle_y));
ca->append(new SetDouble(&key.post_handle_x, old_post_handle_x, key.post_handle_x));
ca->append(new SetDouble(&key.post_handle_y, old_post_handle_y, key.post_handle_y));
}
break;
}
@@ -618,8 +626,6 @@ void GraphView::set_scroll_x(int s) {
}
void GraphView::set_scroll_y(int s) {
dout << s << height() << zoom;
y_scroll = s;
emit y_scroll_changed(y_scroll);
}