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kde-extraapps/kolourpaint/mainWindow/kpMainWindow_Image.cpp
Ivailo Monev 694c592cf2 generic: misc cleanups 
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
2016-03-26 18:49:15 +00:00

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/*
Copyright (c) 2003-2007 Clarence Dang <dang@kde.org>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <kpMainWindow.h>
#include <kpMainWindowPrivate.h>
#include <qcolor.h>
#include <qsize.h>
#include <kaction.h>
#include <kactioncollection.h>
#include <kapplication.h>
#include <kconfig.h>
#include <kconfiggroup.h>
#include <kdebug.h>
#include <kglobal.h>
#include <klocale.h>
#include <KToggleAction>
#include <QMenuBar>
#include <kpAbstractImageSelection.h>
#include <kpColor.h>
#include <kpDefs.h>
#include <kpColorToolBar.h>
#include <kpCommandHistory.h>
#include <kpDocument.h>
#include <kpEffectInvertCommand.h>
#include <kpEffectReduceColorsCommand.h>
#include <kpEffectsDialog.h>
#include <kpEffectClearCommand.h>
#include <kpEffectGrayscaleCommand.h>
#include <kpMacroCommand.h>
#include <kpTextSelection.h>
#include <kpToolSelectionCreateCommand.h>
#include <kpToolSelectionPullFromDocumentCommand.h>
#include <kpToolTextGiveContentCommand.h>
#include <kpTransformAutoCrop.h>
#include <kpTransformCrop.h>
#include <kpTransformDialogEnvironment.h>
#include <kpTransformFlipCommand.h>
#include <kpTransformResizeScaleCommand.h>
#include <kpTransformResizeScaleDialog.h>
#include <kpTransformRotateCommand.h>
#include <kpTransformRotateDialog.h>
#include <kpTransformSkewCommand.h>
#include <kpTransformSkewDialog.h>
#include <kpViewManager.h>
//---------------------------------------------------------------------
// private
kpTransformDialogEnvironment *kpMainWindow::transformDialogEnvironment ()
{
if (!d->transformDialogEnvironment)
d->transformDialogEnvironment = new kpTransformDialogEnvironment (this);
return d->transformDialogEnvironment;
}
//---------------------------------------------------------------------
// private
bool kpMainWindow::isSelectionActive () const
{
return (d->document ? bool (d->document->selection ()) : false);
}
//---------------------------------------------------------------------
// private
bool kpMainWindow::isTextSelection () const
{
return (d->document && d->document->textSelection ());
}
//---------------------------------------------------------------------
// private
QString kpMainWindow::autoCropText () const
{
return kpTransformAutoCropCommand::text(isSelectionActive(),
kpTransformAutoCropCommand::ShowAccel);
}
//---------------------------------------------------------------------
// private
void kpMainWindow::setupImageMenuActions ()
{
KActionCollection *ac = actionCollection ();
d->actionResizeScale = ac->addAction ("image_resize_scale");
d->actionResizeScale->setText (i18n ("R&esize / Scale..."));
connect (d->actionResizeScale, SIGNAL (triggered (bool)), SLOT (slotResizeScale ()));
d->actionResizeScale->setShortcut(Qt::CTRL + Qt::Key_E);
d->actionCrop = ac->addAction ("image_crop");
d->actionCrop->setText (i18n ("Se&t as Image (Crop)"));
connect (d->actionCrop, SIGNAL (triggered (bool)), SLOT (slotCrop ()));
d->actionCrop->setShortcut(Qt::CTRL + Qt::Key_T);
d->actionAutoCrop = ac->addAction ("image_auto_crop");
d->actionAutoCrop->setText (autoCropText ());
connect (d->actionAutoCrop, SIGNAL (triggered (bool)), SLOT (slotAutoCrop ()));
d->actionAutoCrop->setShortcut(Qt::CTRL + Qt::Key_U);
d->actionFlip = ac->addAction ("image_flip");
d->actionFlip->setText (i18n ("&Flip (upside down)"));
connect (d->actionFlip, SIGNAL (triggered (bool)), SLOT (slotFlip ()));
d->actionFlip->setShortcut(Qt::CTRL + Qt::Key_F);
d->actionMirror = ac->addAction ("image_mirror");
d->actionMirror->setText (i18n ("Mirror (horizontally)"));
connect (d->actionMirror, SIGNAL (triggered (bool)), SLOT (slotMirror ()));
//d->actionMirror->setShortcut(Qt::CTRL + Qt::Key_M);
d->actionRotate = ac->addAction ("image_rotate");
d->actionRotate->setText (i18n ("&Rotate..."));
d->actionRotate->setIcon (KIcon ("transform-rotate"));
connect (d->actionRotate, SIGNAL (triggered (bool)), SLOT (slotRotate ()));
d->actionRotate->setShortcut(Qt::CTRL + Qt::Key_R);
d->actionRotateLeft = ac->addAction ("image_rotate_270deg");
d->actionRotateLeft->setText (i18n ("Rotate &Left"));
d->actionRotateLeft->setIcon (KIcon ("object-rotate-left"));
connect (d->actionRotateLeft, SIGNAL (triggered (bool)), SLOT (slotRotate270 ()));
d->actionRotateLeft->setShortcut(Qt::CTRL + Qt::SHIFT + Qt::Key_Left);
d->actionRotateRight = ac->addAction ("image_rotate_90deg");
d->actionRotateRight->setText (i18n ("Rotate Righ&t"));
d->actionRotateRight->setIcon (KIcon ("object-rotate-right"));
connect (d->actionRotateRight, SIGNAL (triggered (bool)), SLOT (slotRotate90 ()));
d->actionRotateRight->setShortcut(Qt::CTRL + Qt::SHIFT + Qt::Key_Right);
d->actionSkew = ac->addAction ("image_skew");
d->actionSkew->setText (i18n ("S&kew..."));
connect (d->actionSkew, SIGNAL (triggered (bool)), SLOT (slotSkew ()));
d->actionSkew->setShortcut(Qt::CTRL + Qt::Key_K);
d->actionConvertToBlackAndWhite = ac->addAction ("image_convert_to_black_and_white");
d->actionConvertToBlackAndWhite->setText (i18n ("Reduce to Mo&nochrome (Dithered)"));
connect (d->actionConvertToBlackAndWhite, SIGNAL (triggered (bool)), SLOT (slotConvertToBlackAndWhite ()));
d->actionConvertToGrayscale = ac->addAction ("image_convert_to_grayscale");
d->actionConvertToGrayscale->setText (i18n ("Reduce to &Grayscale"));
connect (d->actionConvertToGrayscale, SIGNAL (triggered (bool)), SLOT (slotConvertToGrayscale ()));
d->actionInvertColors = ac->addAction ("image_invert_colors");
d->actionInvertColors->setText (i18n ("&Invert Colors"));
connect (d->actionInvertColors, SIGNAL (triggered (bool)), SLOT (slotInvertColors ()));
d->actionInvertColors->setShortcut(Qt::CTRL + Qt::Key_I);
d->actionClear = ac->addAction ("image_clear");
d->actionClear->setText (i18n ("C&lear"));
connect (d->actionClear, SIGNAL (triggered (bool)), SLOT (slotClear ()));
d->actionClear->setShortcut(Qt::CTRL + Qt::SHIFT + Qt::Key_N);
d->actionMoreEffects = ac->addAction ("image_more_effects");
d->actionMoreEffects->setText (i18n ("&More Effects..."));
connect (d->actionMoreEffects, SIGNAL (triggered (bool)), SLOT (slotMoreEffects ()));
d->actionMoreEffects->setShortcut(Qt::CTRL + Qt::Key_M);
enableImageMenuDocumentActions (false);
}
//---------------------------------------------------------------------
// private
void kpMainWindow::enableImageMenuDocumentActions (bool enable)
{
d->actionResizeScale->setEnabled (enable);
d->actionCrop->setEnabled (enable);
d->actionAutoCrop->setEnabled (enable);
d->actionFlip->setEnabled (enable);
d->actionMirror->setEnabled (enable);
d->actionRotate->setEnabled (enable);
d->actionRotateLeft->setEnabled (enable);
d->actionRotateRight->setEnabled (enable);
d->actionSkew->setEnabled (enable);
d->actionConvertToBlackAndWhite->setEnabled (enable);
d->actionConvertToGrayscale->setEnabled (enable);
d->actionInvertColors->setEnabled (enable);
d->actionClear->setEnabled (enable);
d->actionMoreEffects->setEnabled (enable);
d->imageMenuDocumentActionsEnabled = enable;
}
//---------------------------------------------------------------------
// private slot
void kpMainWindow::slotImageMenuUpdateDueToSelection ()
{
// SYNC: kolourpaintui.rc
const QString MenuBarItemTextImage = i18nc (
"Image/Selection Menu caption - make sure the translation has"
" the same accel as the Select&ion translation",
"&Image");
const QString MenuBarItemTextSelection = i18nc (
"Image/Selection Menu caption - make sure that translation has"
" the same accel as the &Image translation",
"Select&ion");
Q_ASSERT (menuBar ());
foreach (QAction *action, menuBar ()->actions ())
{
if (action->text () == MenuBarItemTextImage ||
action->text () == MenuBarItemTextSelection)
{
if (isSelectionActive ())
action->setText (MenuBarItemTextSelection);
else
action->setText (MenuBarItemTextImage);
break;
}
}
d->actionResizeScale->setEnabled (d->imageMenuDocumentActionsEnabled);
d->actionCrop->setEnabled (d->imageMenuDocumentActionsEnabled &&
isSelectionActive ());
const bool enable = (d->imageMenuDocumentActionsEnabled && !isTextSelection ());
d->actionAutoCrop->setText (autoCropText ());
d->actionAutoCrop->setEnabled (enable);
d->actionFlip->setEnabled (enable);
d->actionMirror->setEnabled (enable);
d->actionRotate->setEnabled (enable);
d->actionRotateLeft->setEnabled (enable);
d->actionRotateRight->setEnabled (enable);
d->actionSkew->setEnabled (enable);
d->actionConvertToBlackAndWhite->setEnabled (enable);
d->actionConvertToGrayscale->setEnabled (enable);
d->actionInvertColors->setEnabled (enable);
d->actionClear->setEnabled (enable);
d->actionMoreEffects->setEnabled (enable);
}
//---------------------------------------------------------------------
// public
kpColor kpMainWindow::backgroundColor (bool ofSelection) const
{
if (ofSelection)
return kpColor::Transparent;
else
{
Q_ASSERT (d->colorToolBar);
return d->colorToolBar->backgroundColor ();
}
}
//---------------------------------------------------------------------
// public
// REFACTOR: sync: Code dup with kpAbstractSelectionTool::addNeedingContentCommand().
void kpMainWindow::addImageOrSelectionCommand (kpCommand *cmd,
bool addSelCreateCmdIfSelAvail,
bool addSelContentCmdIfSelAvail)
{
#if DEBUG_KP_MAIN_WINDOW && 1
kDebug () << "kpMainWindow::addImageOrSelectionCommand()"
<< " addSelCreateCmdIfSelAvail=" << addSelCreateCmdIfSelAvail
<< " addSelContentCmdIfSelAvail=" << addSelContentCmdIfSelAvail
<< endl;
#endif
Q_ASSERT (d->document);
if (d->viewManager)
d->viewManager->setQueueUpdates ();
kpAbstractSelection *sel = d->document->selection ();
#if DEBUG_KP_MAIN_WINDOW && 1
kDebug () << "\timage sel=" << sel
<< " sel->hasContent=" << (sel ? sel->hasContent () : 0)
<< endl;
#endif
if (addSelCreateCmdIfSelAvail && sel && !sel->hasContent ())
{
QString createCmdName;
if (dynamic_cast <kpAbstractImageSelection *> (sel))
createCmdName = i18n ("Selection: Create");
else if (dynamic_cast <kpTextSelection *> (sel))
createCmdName = i18n ("Text: Create Box");
else
Q_ASSERT (!"Unknown selection type");
// create selection region
commandHistory ()->addCreateSelectionCommand (
new kpToolSelectionCreateCommand (
createCmdName,
*sel,
commandEnvironment ()),
false/*no exec - user already dragged out sel*/);
}
if (addSelContentCmdIfSelAvail && sel && !sel->hasContent ())
{
kpAbstractImageSelection *imageSel =
dynamic_cast <kpAbstractImageSelection *> (sel);
kpTextSelection *textSel =
dynamic_cast <kpTextSelection *> (sel);
if (imageSel && imageSel->transparency ().isTransparent ())
d->colorToolBar->flashColorSimilarityToolBarItem ();
kpMacroCommand *macroCmd = new kpMacroCommand (cmd->name (),
commandEnvironment ());
if (imageSel)
{
macroCmd->addCommand (
new kpToolSelectionPullFromDocumentCommand (
*imageSel,
backgroundColor (),
QString()/*uninteresting child of macro cmd*/,
commandEnvironment ()));
}
else if (textSel)
{
macroCmd->addCommand (
new kpToolTextGiveContentCommand (
*textSel,
QString()/*uninteresting child of macro cmd*/,
commandEnvironment ()));
}
else
Q_ASSERT (!"Unknown selection type");
macroCmd->addCommand (cmd);
d->commandHistory->addCommand (macroCmd);
}
else
{
d->commandHistory->addCommand (cmd);
}
if (d->viewManager)
d->viewManager->restoreQueueUpdates ();
}
//---------------------------------------------------------------------
// private slot
void kpMainWindow::slotResizeScale ()
{
toolEndShape ();
kpTransformResizeScaleDialog dialog(transformDialogEnvironment(), this);
if (dialog.exec () && !dialog.isNoOp ())
{
kpTransformResizeScaleCommand *cmd = new kpTransformResizeScaleCommand (
dialog.actOnSelection (),
dialog.imageWidth (), dialog.imageHeight (),
dialog.type (),
commandEnvironment ());
bool addSelCreateCommand = (dialog.actOnSelection () ||
cmd->scaleSelectionWithImage ());
bool addSelContentCommand = dialog.actOnSelection ();
addImageOrSelectionCommand (
cmd,
addSelCreateCommand,
addSelContentCommand);
// Resized document?
if (!dialog.actOnSelection () &&
dialog.type () == kpTransformResizeScaleCommand::Resize)
{
// TODO: this should be the responsibility of kpDocument
saveDefaultDocSize (QSize (dialog.imageWidth (), dialog.imageHeight ()));
}
}
}
//---------------------------------------------------------------------
// public slot
void kpMainWindow::slotCrop ()
{
toolEndShape ();
Q_ASSERT (d->document && d->document->selection ());
::kpTransformCrop (this);
}
//---------------------------------------------------------------------
// private slot
void kpMainWindow::slotAutoCrop ()
{
toolEndShape ();
::kpTransformAutoCrop (this);
}
//---------------------------------------------------------------------
// private slot
void kpMainWindow::slotFlip()
{
toolEndShape();
addImageOrSelectionCommand(
new kpTransformFlipCommand(d->document->selection(),
false, true, commandEnvironment()));
}
//---------------------------------------------------------------------
// private slot
void kpMainWindow::slotMirror()
{
toolEndShape();
addImageOrSelectionCommand(
new kpTransformFlipCommand(d->document->selection(),
true, false, commandEnvironment()));
}
//---------------------------------------------------------------------
// private slot
void kpMainWindow::slotRotate ()
{
toolEndShape ();
kpTransformRotateDialog dialog ((bool) d->document->selection (),
transformDialogEnvironment (), this);
if (dialog.exec () && !dialog.isNoOp ())
{
addImageOrSelectionCommand (
new kpTransformRotateCommand (d->document->selection (),
dialog.angle (),
commandEnvironment ()));
}
}
// private slot
void kpMainWindow::slotRotate270 ()
{
toolEndShape ();
// TODO: Special command name instead of just "Rotate"?
addImageOrSelectionCommand (
new kpTransformRotateCommand (
d->document->selection (),
270,
commandEnvironment ()));
}
// private slot
void kpMainWindow::slotRotate90 ()
{
toolEndShape ();
// TODO: Special command name instead of just "Rotate"?
addImageOrSelectionCommand (
new kpTransformRotateCommand (
d->document->selection (),
90,
commandEnvironment ()));
}
// private slot
void kpMainWindow::slotSkew ()
{
toolEndShape ();
kpTransformSkewDialog dialog ((bool) d->document->selection (),
transformDialogEnvironment (), this);
if (dialog.exec () && !dialog.isNoOp ())
{
addImageOrSelectionCommand (
new kpTransformSkewCommand (d->document->selection (),
dialog.horizontalAngle (), dialog.verticalAngle (),
commandEnvironment ()));
}
}
//---------------------------------------------------------------------
// private slot
void kpMainWindow::slotConvertToBlackAndWhite ()
{
toolEndShape ();
addImageOrSelectionCommand (
new kpEffectReduceColorsCommand (1/*depth*/, true/*dither*/,
d->document->selection (),
commandEnvironment ()));
}
//---------------------------------------------------------------------
// private slot
void kpMainWindow::slotConvertToGrayscale ()
{
toolEndShape ();
addImageOrSelectionCommand (
new kpEffectGrayscaleCommand (d->document->selection (),
commandEnvironment ()));
}
// private slot
void kpMainWindow::slotInvertColors ()
{
toolEndShape ();
addImageOrSelectionCommand (
new kpEffectInvertCommand (d->document->selection (),
commandEnvironment ()));
}
// private slot
void kpMainWindow::slotClear ()
{
toolEndShape ();
addImageOrSelectionCommand (
new kpEffectClearCommand (
d->document->selection (),
backgroundColor (),
commandEnvironment ()));
}
// private slot
void kpMainWindow::slotMoreEffects ()
{
toolEndShape ();
kpEffectsDialog dialog ((bool) d->document->selection (),
transformDialogEnvironment (), this,
d->moreEffectsDialogLastEffect);
if (dialog.exec () && !dialog.isNoOp ())
{
addImageOrSelectionCommand (dialog.createCommand ());
}
if (d->moreEffectsDialogLastEffect != dialog.selectedEffect ())
{
d->moreEffectsDialogLastEffect = dialog.selectedEffect ();
KConfigGroup cfg (KGlobal::config (), kpSettingsGroupGeneral);
cfg.writeEntry (kpSettingMoreEffectsLastEffect,
d->moreEffectsDialogLastEffect);
cfg.sync ();
}
}
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