Merged in ValentinaZhuravska/valentina/feature (pull request #135)
Fixed issue #532. Unexpected error occurs when zoom out image. --HG-- branch : release
This commit is contained in:
commit
ec2597fe41
|
@ -13,6 +13,7 @@
|
||||||
- [#483] File lost.
|
- [#483] File lost.
|
||||||
- Fixed Bisector tool bug. The tool created internal variable for wrong segment.
|
- Fixed Bisector tool bug. The tool created internal variable for wrong segment.
|
||||||
- [#526] Dialog Detail is not on top after selection second object on Mac.
|
- [#526] Dialog Detail is not on top after selection second object on Mac.
|
||||||
|
- [#532] Unexpected error occurs when zoom out image.
|
||||||
|
|
||||||
# Version 0.4.4 April 12, 2016
|
# Version 0.4.4 April 12, 2016
|
||||||
- Updated measurement templates with all measurements. Added new template Aldrich/Women measurements.
|
- Updated measurement templates with all measurements. Added new template Aldrich/Women measurements.
|
||||||
|
|
|
@ -39,6 +39,9 @@
|
||||||
#include <QMouseEvent>
|
#include <QMouseEvent>
|
||||||
#include <qmath.h>
|
#include <qmath.h>
|
||||||
|
|
||||||
|
const qreal maxScale = 50.0; // for zoom in
|
||||||
|
const qreal minScale = 0.004; // for zoom out
|
||||||
|
|
||||||
//---------------------------------------------------------------------------------------------------------------------
|
//---------------------------------------------------------------------------------------------------------------------
|
||||||
GraphicsViewZoom::GraphicsViewZoom(QGraphicsView* view)
|
GraphicsViewZoom::GraphicsViewZoom(QGraphicsView* view)
|
||||||
: QObject(view), _view(view), _modifiers(Qt::ControlModifier), _zoom_factor_base(1.0015),
|
: QObject(view), _view(view), _modifiers(Qt::ControlModifier), _zoom_factor_base(1.0015),
|
||||||
|
@ -55,12 +58,18 @@ GraphicsViewZoom::GraphicsViewZoom(QGraphicsView* view)
|
||||||
//---------------------------------------------------------------------------------------------------------------------
|
//---------------------------------------------------------------------------------------------------------------------
|
||||||
void GraphicsViewZoom::gentle_zoom(double factor)
|
void GraphicsViewZoom::gentle_zoom(double factor)
|
||||||
{
|
{
|
||||||
|
// We need to check current scale factor because in Windows we have an error when we zoom in or zoom out to much.
|
||||||
|
// See issue #532: Unexpected error occurs when zoom out image.
|
||||||
|
// factor > 1 for zoomIn and factor < 1 for zoomOut.
|
||||||
|
if ((_view->transform().m11() < maxScale && factor > 1) ||
|
||||||
|
(_view->transform().m11() > minScale && factor < 1))
|
||||||
|
{
|
||||||
_view->scale(factor, factor);
|
_view->scale(factor, factor);
|
||||||
if (factor < 1)
|
if (factor < 1)
|
||||||
{
|
{
|
||||||
// Because QGraphicsView centers the picture when it's smaller than the view. And QGraphicsView's scrolls
|
// Because QGraphicsView centers the picture when it's smaller than the view. And QGraphicsView's scrolls
|
||||||
// boundaries don't allow to put any picture point at any viewport position we will provide fictive scene size.
|
// boundaries don't allow to put any picture point at any viewport position we will provide fictive scene
|
||||||
// Temporary and bigger than view, scene size will help position an image under cursor.
|
// size. Temporary and bigger than view, scene size will help position an image under cursor.
|
||||||
FictiveSceneRect(_view->scene(), _view);
|
FictiveSceneRect(_view->scene(), _view);
|
||||||
}
|
}
|
||||||
_view->centerOn(target_scene_pos);
|
_view->centerOn(target_scene_pos);
|
||||||
|
@ -71,6 +80,7 @@ void GraphicsViewZoom::gentle_zoom(double factor)
|
||||||
// In the end we just set correct scene size
|
// In the end we just set correct scene size
|
||||||
VMainGraphicsView::NewSceneRect(_view->scene(), _view);
|
VMainGraphicsView::NewSceneRect(_view->scene(), _view);
|
||||||
emit zoomed();
|
emit zoomed();
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
//---------------------------------------------------------------------------------------------------------------------
|
//---------------------------------------------------------------------------------------------------------------------
|
||||||
|
@ -237,17 +247,27 @@ VMainGraphicsView::VMainGraphicsView(QWidget *parent)
|
||||||
//---------------------------------------------------------------------------------------------------------------------
|
//---------------------------------------------------------------------------------------------------------------------
|
||||||
void VMainGraphicsView::ZoomIn()
|
void VMainGraphicsView::ZoomIn()
|
||||||
{
|
{
|
||||||
|
// We need to check current scale factor because in Windows we have an error when we zoom in or zoom out to much.
|
||||||
|
// See issue #532: Unexpected error occurs when zoom out image.
|
||||||
|
if (this->transform().m11() < maxScale)
|
||||||
|
{
|
||||||
scale(1.1, 1.1);
|
scale(1.1, 1.1);
|
||||||
VMainGraphicsView::NewSceneRect(this->scene(), this);
|
VMainGraphicsView::NewSceneRect(this->scene(), this);
|
||||||
emit NewFactor(1.1);
|
emit NewFactor(1.1);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
//---------------------------------------------------------------------------------------------------------------------
|
//---------------------------------------------------------------------------------------------------------------------
|
||||||
void VMainGraphicsView::ZoomOut()
|
void VMainGraphicsView::ZoomOut()
|
||||||
{
|
{
|
||||||
|
// We need to check current scale factor because in Windows we have an error when we zoom in or zoom out to much.
|
||||||
|
// See issue #532: Unexpected error occurs when zoom out image.
|
||||||
|
if (this->transform().m11() > minScale)
|
||||||
|
{
|
||||||
scale(1.0/1.1, 1.0/1.1);
|
scale(1.0/1.1, 1.0/1.1);
|
||||||
VMainGraphicsView::NewSceneRect(this->scene(), this);
|
VMainGraphicsView::NewSceneRect(this->scene(), this);
|
||||||
emit NewFactor(1.0/1.1);
|
emit NewFactor(1.0/1.1);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
//---------------------------------------------------------------------------------------------------------------------
|
//---------------------------------------------------------------------------------------------------------------------
|
||||||
|
|
Loading…
Reference in New Issue
Block a user