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element editor, improve the granularity of the grid and adjust the snap to grid according to the displayed dot in grid.

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@3453 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
blacksun
2014-11-04 23:36:37 +00:00
parent 0a6149761f
commit 1177512f23
1 changed files with 17 additions and 14 deletions
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31
sources/editor/elementview.cpp
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@@ -139,8 +139,8 @@ void ElementView::zoomReset() {
*/
void ElementView::adjustSceneRect() {
QRectF esgr = scene_ -> elementSceneGeometricRect();
QRectF vpbr = mapToScene(this -> viewport() -> rect()).boundingRect();
QRectF new_scene_rect = vpbr.adjusted(-vpbr.height()/4, -vpbr.width()/4, vpbr.height()/4, vpbr.width()/4);
QRectF vpbr = mapToScene(this -> viewport()->rect()).boundingRect();
QRectF new_scene_rect = vpbr.adjusted(-vpbr.width()/4, -vpbr.height()/4, vpbr.width()/4, vpbr.height()/4);
setSceneRect(new_scene_rect.united(esgr));
}
@@ -425,29 +425,32 @@ void ElementView::drawBackground(QPainter *p, const QRectF &r) {
qreal zoom_factor = matrix().m11();
// choisit la granularite de la grille en fonction du zoom en cours
int drawn_x_grid = scene_ -> xGrid();
int drawn_y_grid = scene_ -> yGrid();
int drawn_x_grid = 1;//scene_ -> xGrid();
int drawn_y_grid = 1;//scene_ -> yGrid();
bool draw_grid = true;
bool draw_cross = false;
if (zoom_factor < (4.0/3.0)) {
// pas de grille du tout
if (zoom_factor < (4.0/3.0)) { //< no grid
draw_grid = false;
} else if (zoom_factor < 4.0) {
// grille a 10 px
} else if (zoom_factor < 4.0) { //< grid 10*10
drawn_x_grid *= 10;
drawn_y_grid *= 10;
} else if (zoom_factor < 6.0) {
// grille a 2 px (avec croix)
}else if (zoom_factor < 8.0) { //< grid 5*5
drawn_x_grid *= 5;
drawn_y_grid *= 5;
draw_cross = true;
} else if (zoom_factor < 10.0) { //< grid 2*2
drawn_x_grid *= 2;
drawn_y_grid *= 2;
draw_cross = true;
} else {
// grille a 1 px (avec croix)
draw_cross = true;
} else { //< grid 1*1
draw_cross = true;
}
scene_->setGrid(drawn_x_grid, drawn_y_grid);
if (draw_grid) {
// dessine les points de la grille
// draw the dot of the grid
p -> setPen(Qt::black);
p -> setBrush(Qt::NoBrush);
qreal limite_x = r.x() + r.width();