279 lines
11 KiB
C++
279 lines
11 KiB
C++
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#include "etext.h"
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#include "etextattr.h"
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#include "etextinput.h"
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eText::eText(InteractiveType type, QGraphicsItem *parent) :
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eObject(QRectF(0, 0, 120, 100), type, parent),
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m_wAttr(nullptr),
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m_wTextInput(nullptr)
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{
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// Widget
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m_attr.text = tr("Hello Text !");
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m_attr.opt.setAlignment(Qt::AlignCenter);
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m_attr.opt.setWrapMode(QTextOption::WrapAnywhere);
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m_attr.cText = Qt::red;
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m_attr.cTextShadow = QColor(0,0,0,0);
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m_attr.cBackground = QColor(0,0,0,0);
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m_attr.lineSpacing = 0;
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//Play
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m_attr.playStyle = Static;
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m_attr.headTailConnected = false;
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m_attr.headTailSpacing = 0;
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m_attr.rollingSpeed = 0;
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m_attr.rollingStyle = Left2Right;
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m_attr.playDuration = 0;
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}
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eText::eText(const QJsonObject &json, InteractiveType type, QGraphicsItem *parent) :
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eObject(json["geometry"].toObject(), type, parent),
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m_wAttr(nullptr),
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m_wTextInput(nullptr)
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{
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QJsonDocument jRoot;
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jRoot.setObject(json);
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// Widget
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m_attr.text = jRoot["widget"]["text"] .toString();
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m_attr.font.setFamily( jRoot["widget"]["font"]["family"] .toString());
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m_attr.font.setPointSize( jRoot["widget"]["font"]["size"] .toInt());
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m_attr.font.setBold( jRoot["widget"]["font"]["bold"] .toBool());
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m_attr.font.setItalic( jRoot["widget"]["font"]["italic"] .toBool());
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m_attr.font.setUnderline( jRoot["widget"]["font"]["underline"] .toBool());
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m_attr.font.setLetterSpacing(QFont::AbsoluteSpacing, jRoot["widget"]["font"]["letterSpacing"].toInt());
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m_attr.opt.setAlignment(static_cast<Qt::Alignment>( jRoot["widget"]["align"] .toInt()));
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m_attr.cText = LoAppTools::getInstance()->int2Color(jRoot["widget"]["color"]["text"] .toInt());
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m_attr.cTextShadow = LoAppTools::getInstance()->int2Color(jRoot["widget"]["color"]["shadow"] .toInt());
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m_attr.cBackground = LoAppTools::getInstance()->int2Color(jRoot["widget"]["color"]["background"] .toInt());
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m_attr.lineSpacing = jRoot["widget"]["lineSpacing"] .toInt();
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// Play
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m_attr.playStyle = jRoot["play"]["style"] .toInt();
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m_attr.headTailConnected = jRoot["play"]["headTailConnected"].toBool();
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m_attr.headTailSpacing = jRoot["play"]["headTailSpacing"] .toInt();
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m_attr.rollingSpeed = jRoot["play"]["rollingSpeed"] .toInt();
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m_attr.rollingStyle = jRoot["play"]["rollingStyle"] .toInt();
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m_attr.playDuration = jRoot["play"]["duration"] .toInt();
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}
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QWidget* eText::wAttr()
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{
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QWidget *wObj = eObject::wAttr();
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QWidget *w = wAttrElement();
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static_cast<QBoxLayout*>(w->layout())->insertWidget(0, wObj);
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return w;
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}
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QWidget* eText::wAttrElement()
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{
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eTextAttr *w = new eTextAttr(m_attr);
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connect(w, SIGNAL(destroyed(QObject*)), this, SLOT(onWAttrClosed()));
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// Widget
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connect(w, SIGNAL(sFontFamilyChanged(const QString&)), this, SLOT(onFontFamilyChanged(const QString&)));
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connect(w, SIGNAL(sFontSizeChanged(int)), this, SLOT(onFontSizeChanged(int)));
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connect(w, SIGNAL(sFontBoldChanged(bool)), this, SLOT(onFontBoldChanged(bool)));
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connect(w, SIGNAL(sFontItalicsChanged(bool)), this, SLOT(onFontItalicsChanged(bool)));
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connect(w, SIGNAL(sFontUnderlineChanged(bool)), this, SLOT(onFontUnderlineChanged(bool)));
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connect(w, SIGNAL(sTextHAlignChanged(int)), this, SLOT(onTextHAlignChanged(int)));
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connect(w, SIGNAL(sTextVAlignChanged(int)), this, SLOT(onTextVAlignChanged(int)));
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connect(w, SIGNAL(sTextColorChanged(const QColor&)), this, SLOT(onTextColorChanged(const QColor&)));
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connect(w, SIGNAL(sTextShadowColorChanged(const QColor&)), this, SLOT(onTextShadowColorChanged(const QColor&)));
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connect(w, SIGNAL(sBackgroundColorChanged(const QColor&)), this, SLOT(onBackgroundColorChanged(const QColor&)));
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connect(w, SIGNAL(sTextLetterSpacingChanged(int)), this, SLOT(onTextLetterSpacingChanged(int)));
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connect(w, SIGNAL(sTextLineSpacingChanged(int)), this, SLOT(onTextLineSpacingChanged(int)));
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// Play
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connect(w, SIGNAL(sPlayStyleChanged(int)), this, SLOT(onPlayStyleChanged(int)));
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connect(w, SIGNAL(sHeadTailConnected(bool)), this, SLOT(onHeadTailConnected(bool)));
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connect(w, SIGNAL(sHeadTailSpacingChanged(int)), this, SLOT(onHeadTailSpacingChanged(int)));
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connect(w, SIGNAL(sRollingSpeedChanged(int)), this, SLOT(onRollingSpeedChanged(int)));
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connect(w, SIGNAL(sRollingStyleChanged(int)), this, SLOT(onRollingStyleChanged(int)));
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connect(w, SIGNAL(sPlayDurationChanged(int)), this, SLOT(onPlayDurationChanged(int)));
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m_wAttr = w;
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return w;
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}
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QJsonObject eText::elementJson() const
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{
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QJsonObject oRoot;
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QJsonObject oWidget;
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QJsonObject oColor;
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QJsonObject oFont;
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QJsonObject oPlay;
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// Interior
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oRoot["elementType"] = "Text";
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oRoot["elementTypeId"] = type();
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oRoot["geometry"] = eObject::elementJson();
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// Widget
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oWidget["text"] = m_attr.text;
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oFont["family"] = m_attr.font.family();
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oFont["size"] = m_attr.font.pointSize();
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oFont["bold"] = m_attr.font.bold();
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oFont["italic"] = m_attr.font.italic();
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oFont["underline"] = m_attr.font.underline();
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oFont["letterSpacing"] = m_attr.font.letterSpacing();
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oWidget["font"] = oFont;
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oWidget["align"] = static_cast<int>(m_attr.opt.alignment());
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oColor["text"] = LoAppTools::getInstance()->color2Int(m_attr.cText);
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oColor["shadow"] = LoAppTools::getInstance()->color2Int(m_attr.cTextShadow);
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oColor["background"] = LoAppTools::getInstance()->color2Int(m_attr.cBackground);
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oWidget["color"] = oColor;
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oWidget["lineSpacing"] = m_attr.lineSpacing;
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oRoot["widget"] = oWidget;
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// Play
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oPlay["style"] = m_attr.playStyle;
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oPlay["headTailConnected"] = m_attr.headTailConnected;
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oPlay["headTailSpacing"] = m_attr.headTailSpacing;
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oPlay["rollingSpeed"] = m_attr.rollingSpeed;
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oPlay["rollingStyle"] = m_attr.rollingStyle;
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oPlay["duration"] = m_attr.playDuration;
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oRoot["play"] = oPlay;
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return oRoot;
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}
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void eText::setTextContents(QTextDocument &doc)
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{
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const int lineSpacing = QFontMetrics(m_attr.font).lineSpacing();
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m_lineH = m_attr.lineSpacing + lineSpacing;
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QString ctx = QString("<style>p{"
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"color:rgba(%1,%2,%3,%4);"
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"line-height:%5px;"
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"white-space:pre-wrap;"
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"}</style>"
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"<p>%6</p>")
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.arg(m_attr.cText.red()).arg(m_attr.cText.green())
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.arg(m_attr.cText.blue()).arg(m_attr.cText.alpha())
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.arg(m_lineH)
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.arg(m_attr.text);
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doc.setHtml(ctx);
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}
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void eText::setTextVAlign(int align, QTextDocument &doc)
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{
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qreal ls, ofs_h, ofs_v;
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qreal painter_x, painter_y;
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qreal clip_x, clip_y, clip_w, clip_h;
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QRectF r = rect();
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QSizeF s = doc.size();
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align &= Qt::AlignVertical_Mask;
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if(s.height() > r.height()) {
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int num = static_cast<int>(r.height()) / m_lineH;
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ofs_h = r.height() - m_lineH * num;
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clip_x = r.x();
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clip_y = r.y();
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clip_w = r.width();
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clip_h = num ? m_lineH * num : 0.000001;
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r = QRectF(clip_x, clip_y, clip_w, clip_h);
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ls = rect().height() - clip_h + QFontMetrics(m_attr.font).leading();
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} else {
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ls = QFontMetrics(m_attr.font).leading() + m_attr.lineSpacing;
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}
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clip_x = 0;
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clip_y = 0;
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clip_w = r.width();
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clip_h = (s.height() < r.height()) ? s.height() : r.height();
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painter_x = r.x();
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switch (align) {
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case Qt::AlignTop:
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ofs_v = 0;
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painter_y = 0;
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break;
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case Qt::AlignVCenter:
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ofs_v = (r.height() - s.height()) / 2;
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painter_y = (s.height() < r.height()) ? r.y() + ofs_v : 0;
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painter_y += ls / 2;
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break;
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case Qt::AlignBottom:
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ofs_v = r.height() - s.height();
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painter_y = (s.height() < r.height()) ? r.y() + ofs_v : 0;
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painter_y += ls;
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break;
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default:
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return;
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}
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m_pText = QPointF(painter_x, painter_y);
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m_rClip = QRectF(clip_x, clip_y, clip_w, clip_h);
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}
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void eText::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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painter->save();
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QBrush bshBackground = LoAppTools::getInstance()->getBrush(m_attr.cBackground);
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if(bshBackground != Qt::NoBrush) {
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#if 1
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painter->fillRect(rect(), bshBackground);
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#else
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QRectF r = rect();
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qreal x, y, w, h;
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x = r.x() - 1;
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y = r.y() - 1;
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w = r.width() + 2;
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h = r.height() + 2;
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r = QRectF(x, y, w, h);
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painter->fillRect(r, bshBackground);
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#endif
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}
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QBrush bshTextShadow = LoAppTools::getInstance()->getBrush(m_attr.cTextShadow);
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if(bshTextShadow != Qt::NoBrush) {
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painter->setBackgroundMode(Qt::OpaqueMode);
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painter->setBackground(bshTextShadow);
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}
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#if 0
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painter->setPen(m_attr.pen);
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painter->setFont(m_attr.font);
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painter->drawText(rect(), m_attr.text, m_attr.opt);
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#else
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QTextDocument doc;
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doc.setDefaultFont(m_attr.font);
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doc.setDefaultTextOption(m_attr.opt);
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doc.setDocumentMargin(0);
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doc.setTextWidth(rect().width());
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setTextContents(doc);
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setTextVAlign(m_attr.opt.alignment(), doc);
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painter->translate(m_pText);
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doc.drawContents(painter, m_rClip);
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// qDebug() << "Block Count:" << doc.blockCount();
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#endif
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painter->restore();
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LoQGraphicsObject::paint(painter, option, widget);
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}
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void eText::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
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{
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if(Qt::LeftButton == event->button()) {
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setInput();
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}
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}
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void eText::setInput()
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{
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if(nullptr == m_wTextInput && nullptr != m_wAttr) {
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m_wTextInput = new eTextInput(m_attr.text, m_wAttr);
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connect(m_wTextInput, SIGNAL(sTextChanged(const QString &)), this, SLOT(onTextChanged(const QString &)));
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connect(m_wTextInput, SIGNAL(destroyed(QObject*)), this, SLOT(onInputClosed()));
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m_wTextInput->show();
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}
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}
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void eText::onTextHAlignChanged(int align)
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{
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int res = m_attr.opt.alignment();
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res &= ~Qt::AlignHorizontal_Mask;
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res |= align;
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m_attr.opt.setAlignment(static_cast<Qt::Alignment>(res));
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updateGeometry();
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}
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void eText::onTextVAlignChanged(int align)
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{
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int res = m_attr.opt.alignment();
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res &= ~Qt::AlignVertical_Mask;
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res |= align;
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m_attr.opt.setAlignment(static_cast<Qt::Alignment>(res));
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updateGeometry();
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}
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