142 lines
3.6 KiB
C++
142 lines
3.6 KiB
C++
#include "textfield_internal.h"
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#include <QEventTransition>
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#include <QPropertyAnimation>
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#include <QPainter>
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#include <QDebug>
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#include "textfield.h"
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TextFieldStateMachine::TextFieldStateMachine(TextField *parent)
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: QStateMachine(parent),
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textField(parent),
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label(0),
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_normalState(new QState),
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_focusedState(new QState),
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_progress(0)
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{
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addState(_normalState);
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addState(_focusedState);
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setInitialState(_normalState);
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QEventTransition *transition;
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QPropertyAnimation *animation;
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transition = new QEventTransition(parent, QEvent::FocusIn);
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transition->setTargetState(_focusedState);
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_normalState->addTransition(transition);
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animation = new QPropertyAnimation(this, "progress");
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animation->setEasingCurve(QEasingCurve::InCubic);
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animation->setDuration(340);
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transition->addAnimation(animation);
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transition = new QEventTransition(parent, QEvent::FocusOut);
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transition->setTargetState(_normalState);
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_focusedState->addTransition(transition);
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animation = new QPropertyAnimation(this, "progress");
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animation->setEasingCurve(QEasingCurve::OutCubic);
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animation->setDuration(340);
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transition->addAnimation(animation);
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_normalState->assignProperty(this, "progress", 0);
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_focusedState->assignProperty(this, "progress", 1);
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assignProperties();
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connect(textField, SIGNAL(textChanged(QString)), this, SLOT(assignProperties()));
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}
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TextFieldStateMachine::~TextFieldStateMachine()
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{
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}
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void TextFieldStateMachine::setLabel(TextFieldLabel *widget)
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{
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label = widget;
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if (label)
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{
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QPropertyAnimation *animation;
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animation = new QPropertyAnimation(label, "offset");
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animation->setDuration(210);
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animation->setEasingCurve(QEasingCurve::OutCubic);
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addDefaultAnimation(animation);
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animation = new QPropertyAnimation(label, "color");
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animation->setDuration(210);
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addDefaultAnimation(animation);
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}
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assignProperties();
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}
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void TextFieldStateMachine::setProgress(qreal progress)
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{
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_progress = progress;
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textField->update();
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}
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void TextFieldStateMachine::assignProperties()
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{
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QPalette p;
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p.setColor(QPalette::Normal, QPalette::Base, textField->backgroundColor());
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textField->setPalette(p);
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if (label)
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{
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const int m = textField->textMargins().top();
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_focusedState->assignProperty(label, "offset", QPointF(0, 0-m));
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if (textField->text().isEmpty()) {
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_normalState->assignProperty(label, "offset", QPointF(0, 26));
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} else {
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_normalState->assignProperty(label, "offset", QPointF(0, 0-m));
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}
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_focusedState->assignProperty(label, "color", textField->inkColor());
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_normalState->assignProperty(label, "color", textField->hintColor());
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}
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}
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TextFieldLabel::TextFieldLabel(TextField *parent)
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: QWidget(parent),
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label(parent),
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_scale(1),
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_posX(0),
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_posY(26),
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_color(parent->hintColor())
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{
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QFont f;
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f.setPointSizeF(parent->labelFontSize());
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f.setStyleName("Medium");
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f.setLetterSpacing(QFont::PercentageSpacing, 102);
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setFont(f);
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}
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TextFieldLabel::~TextFieldLabel()
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{
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}
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void TextFieldLabel::paintEvent(QPaintEvent *event)
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{
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Q_UNUSED(event)
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QPainter painter(this);
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painter.setRenderHint(QPainter::Antialiasing);
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painter.scale(_scale, _scale);
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painter.setPen(_color);
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painter.setOpacity(1);
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QPointF pos(2 + _posX, height()-36 + _posY);
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painter.drawText(pos.x(), pos.y(), label->label());
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#ifdef DEBUG_LAYOUT
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painter.setPen(Qt::red);
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painter.setBrush(Qt::NoBrush);
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painter.drawRect(rect());
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#endif
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}
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