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Text widget

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This commit is contained in:
ArsenArsen 2017-05-05 23:59:39 +02:00
parent b506a5d92c
commit 905f9b27d1
5 changed files with 98 additions and 51 deletions
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6
KShare.pro
View File

@ -44,7 +44,8 @@ SOURCES += main.cpp\
cropeditor/drawing/bluritem.cpp \
cropeditor/settings/blurdialog.cpp \
cropeditor/drawing/pathitem.cpp \
cropeditor/drawing/lineitem.cpp
cropeditor/drawing/lineitem.cpp \
cropeditor/drawing/textitem.cpp
HEADERS += mainwindow.hpp \
cropeditor/cropeditor.hpp \
@ -68,7 +69,8 @@ HEADERS += mainwindow.hpp \
cropeditor/drawing/bluritem.hpp \
cropeditor/settings/blurdialog.hpp \
cropeditor/drawing/pathitem.hpp \
cropeditor/drawing/lineitem.hpp
cropeditor/drawing/lineitem.hpp \
cropeditor/drawing/textitem.hpp
FORMS += mainwindow.ui \
cropeditor/settings/brushpenselection.ui \

81
cropeditor/cropscene.cpp
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@ -1,6 +1,7 @@
#include "cropscene.hpp"
#include <QColorDialog>
#include <QDebug>
#include <QFontDialog>
#include <QGraphicsPolygonItem>
#include <QGraphicsSceneContextMenuEvent>
#include <QGraphicsView>
@ -10,13 +11,14 @@
#include <cropeditor/drawing/dotitem.hpp>
#include <cropeditor/drawing/lineitem.hpp>
#include <cropeditor/drawing/pathitem.hpp>
#include <cropeditor/drawing/textitem.hpp>
#include <cropeditor/settings/brushpenselection.hpp>
#include <functional>
#include <settings.hpp>
CropScene::CropScene(QObject *parent, QPixmap *pixmap)
: QGraphicsScene(parent), prevButtons(Qt::NoButton), drawingSelectionMaker([] { return nullptr; })
{
: QGraphicsScene(parent), prevButtons(Qt::NoButton), drawingSelectionMaker([] { return nullptr; }),
_font(settings::settings().value("font", QFont()).value<QFont>()) {
pen().setColor(settings::settings().value("penColor", pen().color()).value<QColor>());
pen().setCosmetic(settings::settings().value("penCosmetic", pen().isCosmetic()).toBool());
pen().setWidthF(settings::settings().value("penWidth", pen().widthF()).toFloat());
@ -26,6 +28,7 @@ CropScene::CropScene(QObject *parent, QPixmap *pixmap)
addDrawingAction(menu, "Path", [] { return new PathItem; });
addDrawingAction(menu, "Blur", [] { return new BlurItem; });
addDrawingAction(menu, "Straight line", [] { return new LineItem; });
addDrawingAction(menu, "Text", [] { return new TextItem; });
QAction *reset = menu.addAction("Reset");
connect(reset, &QAction::triggered, [&] { setDrawingSelection("None", [] { return nullptr; }); });
@ -39,6 +42,8 @@ CropScene::CropScene(QObject *parent, QPixmap *pixmap)
connect(settings, &QAction::triggered, [&] { BrushPenSelection(this).exec(); });
menu.addAction(settings);
connect(menu.addAction("Set Font"), &QAction::triggered, this, &CropScene::fontAsk);
_pixmap = pixmap;
QTimer::singleShot(0, [&] {
QPolygonF poly;
@ -53,59 +58,54 @@ CropScene::CropScene(QObject *parent, QPixmap *pixmap)
});
}
CropScene::~CropScene()
{
CropScene::~CropScene() {
delete drawingSelection;
}
QPen &CropScene::pen()
{
QPen &CropScene::pen() {
return _pen;
}
QBrush &CropScene::brush()
{
QBrush &CropScene::brush() {
return _brush;
}
void CropScene::setDrawingSelection(QString name, std::function<DrawItem *()> drawAction)
{
QFont &CropScene::font() {
return _font;
}
void CropScene::setDrawingSelection(QString name, std::function<DrawItem *()> drawAction) {
drawingSelectionMaker = drawAction;
drawingSelection = drawAction();
drawingName = name;
if (drawingSelection) drawingSelection->init(this);
}
void CropScene::mouseMoveEvent(QGraphicsSceneMouseEvent *e)
{
auto buttons = e->buttons();
if (buttons == Qt::LeftButton || prevButtons == Qt::NoButton)
{
if (drawingSelection)
{
drawingSelection->mouseDragEvent(e, this);
void CropScene::fontAsk() {
bool ok = false;
QFont font = QFontDialog::getFont(&ok, this->font(), nullptr, "Font to use");
if (ok) _font = font;
}
else
{
void CropScene::mouseMoveEvent(QGraphicsSceneMouseEvent *e) {
auto buttons = e->buttons();
if (buttons == Qt::LeftButton || prevButtons == Qt::NoButton) {
if (drawingSelection) {
drawingSelection->mouseDragEvent(e, this);
} else {
QPointF p = e->scenePos();
if (rect == nullptr)
{
if (rect == nullptr) {
rect = new QGraphicsRectItem(p.x(), p.y(), 1, 1);
initPos = p;
QPen pen(Qt::NoBrush, 1);
pen.setColor(Qt::cyan);
rect->setPen(pen);
addItem(rect);
}
else
{
if (prevButtons == Qt::NoButton)
{
} else {
if (prevButtons == Qt::NoButton) {
initPos = p;
rect->setRect(p.x(), p.y(), 1, 1);
}
else
{
} else {
rect->setRect(QRect(qMin(initPos.x(), p.x()), qMin(initPos.y(), p.y()), qAbs(initPos.x() - p.x()),
qAbs(initPos.y() - p.y())));
}
@ -132,11 +132,9 @@ void CropScene::mouseMoveEvent(QGraphicsSceneMouseEvent *e)
prevButtons = buttons;
}
void CropScene::mouseReleaseEvent(QGraphicsSceneMouseEvent *e)
{
void CropScene::mouseReleaseEvent(QGraphicsSceneMouseEvent *e) {
qDebug() << "release";
if (drawingSelection)
{
if (drawingSelection) {
drawingSelection->mouseDragEndEvent(e, this);
delete drawingSelection;
drawingSelection = drawingSelectionMaker();
@ -145,30 +143,25 @@ void CropScene::mouseReleaseEvent(QGraphicsSceneMouseEvent *e)
prevButtons = Qt::NoButton;
}
void CropScene::addDrawingAction(QMenu &menu, QString name, std::function<DrawItem *()> item)
{
void CropScene::addDrawingAction(QMenu &menu, QString name, std::function<DrawItem *()> item) {
QAction *action = new QAction;
action->setText(name);
connect(action, &QAction::triggered, [this, item, name](bool) { setDrawingSelection(name, item); });
menu.addAction(action);
}
void CropScene::contextMenuEvent(QGraphicsSceneContextMenuEvent *e)
{
void CropScene::contextMenuEvent(QGraphicsSceneContextMenuEvent *e) {
display->setText(drawingName);
menu.exec(e->screenPos());
e->accept();
}
void CropScene::keyReleaseEvent(QKeyEvent *event)
{
void CropScene::keyReleaseEvent(QKeyEvent *event) {
if (event->key() == Qt::Key_Return || event->key() == Qt::Key_Enter) done(); // Segfault
}
void CropScene::done()
{
if (rect)
{
void CropScene::done() {
if (rect) {
rect->setPen(QPen(Qt::NoPen));
emit closedWithRect(rect->rect().toRect());
}

16
cropeditor/cropscene.hpp
View File

@ -1,6 +1,7 @@
#ifndef CROPSCENE_HPP
#define CROPSCENE_HPP
#include <QFont>
#include <QGraphicsRectItem>
#include <QGraphicsScene>
#include <QGraphicsSceneContextMenuEvent>
@ -12,20 +13,22 @@ class CropScene;
#include <cropeditor/drawing/drawitem.hpp>
class CropScene : public QGraphicsScene
{
class CropScene : public QGraphicsScene {
Q_OBJECT
public:
CropScene(QObject *parent, QPixmap *pixmap);
~CropScene();
QPen &pen();
QBrush &brush();
QFont &font();
void setDrawingSelection(QString name, std::function<DrawItem *()> drawAction);
QPixmap *pixmap()
{
QPixmap *pixmap() {
return _pixmap;
}
public slots:
void fontAsk();
signals:
void closedWithRect(QRect rect);
@ -39,14 +42,15 @@ class CropScene : public QGraphicsScene
private:
void addDrawingAction(QMenu &menu, QString name, std::function<DrawItem *()> item);
void done();
QPixmap *_pixmap;
std::function<DrawItem *()> drawingSelectionMaker;
QFlags<Qt::MouseButton> prevButtons;
QPixmap *_pixmap;
QGraphicsRectItem *rect = nullptr;
QPointF initPos;
QPen _pen;
QBrush _brush;
QFont _font;
QGraphicsPolygonItem *polyItem = nullptr;
std::function<DrawItem *()> drawingSelectionMaker;
DrawItem *drawingSelection = nullptr;
QMenu menu;
QString drawingName = "None";

29
cropeditor/drawing/textitem.cpp Normal file
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@ -0,0 +1,29 @@
#include "textitem.hpp"
#include <QDebug>
#include <QInputDialog>
#include <QtMath>
void TextItem::init(CropScene *) {
text = QInputDialog::getText(nullptr, "Text to add", "Input");
}
void TextItem::mouseDragEvent(QGraphicsSceneMouseEvent *e, CropScene *scene) {
if (!textItem) {
textItem = scene->addSimpleText(text, scene->font());
textItem->setPos(e->scenePos());
textItem->setPen(scene->pen());
textItem->setBrush(scene->brush());
} else {
auto ee
= 180 + qRadiansToDegrees(qAtan2((textItem->pos().y() - e->scenePos().y()), (textItem->pos().x() - e->scenePos().x())));
textItem->setRotation(ee);
qDebug() << ee;
}
}
void TextItem::mouseDragEndEvent(QGraphicsSceneMouseEvent *, CropScene *) {
}
QString TextItem::name() {
return "Text";
}

19
cropeditor/drawing/textitem.hpp Normal file
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@ -0,0 +1,19 @@
#ifndef TEXTITEM_HPP
#define TEXTITEM_HPP
#include "drawitem.hpp"
#include <QGraphicsSimpleTextItem>
class TextItem : public DrawItem {
public:
QString name() override;
void init(CropScene *) override;
void mouseDragEvent(QGraphicsSceneMouseEvent *e, CropScene *scene) override;
void mouseDragEndEvent(QGraphicsSceneMouseEvent *, CropScene *) override;
private:
QGraphicsSimpleTextItem *textItem = nullptr;
QString text;
};
#endif // TEXTITEM_HPP