162 lines
3.1 KiB
C++
162 lines
3.1 KiB
C++
#include "..\enodes.h"
|
||
|
||
e2d::Text::Text()
|
||
: m_bWordWrapping(false)
|
||
, m_pFont(nullptr)
|
||
, m_fWordWrappingWidth(0)
|
||
{
|
||
this->setFont(new Font());
|
||
}
|
||
|
||
e2d::Text::Text(const String & text)
|
||
: m_bWordWrapping(false)
|
||
, m_pFont(nullptr)
|
||
, m_fWordWrappingWidth(0)
|
||
{
|
||
this->setText(text);
|
||
this->setFont(new Font());
|
||
}
|
||
|
||
e2d::Text::Text(Font * font)
|
||
: m_bWordWrapping(false)
|
||
, m_pFont(nullptr)
|
||
, m_fWordWrappingWidth(0)
|
||
{
|
||
this->setFont(font);
|
||
}
|
||
|
||
e2d::Text::Text(const String & text, Font * font)
|
||
: m_bWordWrapping(false)
|
||
, m_pFont(nullptr)
|
||
, m_fWordWrappingWidth(0)
|
||
{
|
||
this->setText(text);
|
||
this->setFont(font);
|
||
}
|
||
|
||
e2d::Text::Text(const String & text, String fontFamily, float fontSize, UINT32 color, UINT32 fontWeight, bool italic)
|
||
: m_bWordWrapping(false)
|
||
, m_pFont(nullptr)
|
||
, m_fWordWrappingWidth(0)
|
||
{
|
||
this->setText(text);
|
||
this->setFont(new Font(fontFamily, fontSize, color, fontWeight, italic));
|
||
}
|
||
|
||
e2d::Text::~Text()
|
||
{
|
||
SafeRelease(&m_pFont);
|
||
}
|
||
|
||
e2d::String e2d::Text::getText() const
|
||
{
|
||
return m_sText;
|
||
}
|
||
|
||
float e2d::Text::getWidth() const
|
||
{
|
||
return m_fWordWrappingWidth * m_fScaleX;
|
||
}
|
||
|
||
float e2d::Text::getRealWidth() const
|
||
{
|
||
return m_fWordWrappingWidth;
|
||
}
|
||
|
||
e2d::Font * e2d::Text::getFont() const
|
||
{
|
||
return m_pFont;
|
||
}
|
||
|
||
void e2d::Text::setText(const String & text)
|
||
{
|
||
m_sText = text;
|
||
_initTextLayout();
|
||
}
|
||
|
||
void e2d::Text::setFont(Font * font)
|
||
{
|
||
if (font)
|
||
{
|
||
SafeRelease(&m_pFont);
|
||
m_pFont = font;
|
||
font->retain();
|
||
|
||
_initTextLayout();
|
||
}
|
||
}
|
||
|
||
void e2d::Text::setWordWrapping(bool value)
|
||
{
|
||
m_bWordWrapping = value;
|
||
_initTextLayout();
|
||
}
|
||
|
||
void e2d::Text::setWordWrappingWidth(float wordWrapWidth)
|
||
{
|
||
m_fWordWrappingWidth = max(wordWrapWidth, 0);
|
||
_initTextLayout();
|
||
}
|
||
|
||
void e2d::Text::onRender()
|
||
{
|
||
Renderer::getSolidColorBrush()->SetColor(D2D1::ColorF(m_pFont->m_Color, m_fDisplayOpacity));
|
||
Renderer::getRenderTarget()->DrawTextW(
|
||
m_sText,
|
||
UINT32(m_sText.length()),
|
||
m_pFont->_getTextFormat(),
|
||
D2D1::RectF(
|
||
0,
|
||
0,
|
||
m_bWordWrapping ? m_fWordWrappingWidth : m_Size.width,
|
||
getRealHeight()
|
||
),
|
||
Renderer::getSolidColorBrush()
|
||
);
|
||
}
|
||
|
||
void e2d::Text::_initTextLayout()
|
||
{
|
||
// δ<><CEB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD><EFBFBD>Ϊ 0
|
||
if (!m_pFont || m_sText.isEmpty())
|
||
{
|
||
this->_setSize(0, 0);
|
||
m_fWordWrappingWidth = 0;
|
||
return;
|
||
}
|
||
|
||
// δ<><CEB4><EFBFBD><EFBFBD><EFBFBD>ı<EFBFBD><C4B1>Զ<EFBFBD><D4B6><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD> TextFormat <20><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||
if (!m_bWordWrapping)
|
||
{
|
||
m_pFont->_getTextFormat()->SetWordWrapping(DWRITE_WORD_WRAPPING_NO_WRAP);
|
||
}
|
||
else
|
||
{
|
||
m_pFont->_getTextFormat()->SetWordWrapping(DWRITE_WORD_WRAPPING_WRAP);
|
||
}
|
||
|
||
// <20><>ȡ TextLayout
|
||
IDWriteTextLayout * pDWriteTextLayout = nullptr;
|
||
|
||
HRESULT hr = Renderer::getIDWriteFactory()->CreateTextLayout(
|
||
m_sText,
|
||
UINT32(m_sText.length()),
|
||
m_pFont->_getTextFormat(),
|
||
m_bWordWrapping ? m_fWordWrappingWidth : 0,
|
||
0,
|
||
&pDWriteTextLayout
|
||
);
|
||
|
||
ASSERT(SUCCEEDED(hr), "Create IDWriteTextFormat Failed!");
|
||
|
||
// <20><>ȡ<EFBFBD>ı<EFBFBD><C4B1><EFBFBD><EFBFBD>ֵĿ<D6B5><C4BF>Ⱥ߶<CDB8>
|
||
DWRITE_TEXT_METRICS metrics;
|
||
pDWriteTextLayout->GetMetrics(&metrics);
|
||
|
||
this->_setSize(metrics.widthIncludingTrailingWhitespace, metrics.height);
|
||
m_fWordWrappingWidth = metrics.widthIncludingTrailingWhitespace;
|
||
|
||
// ɾ<><C9BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Դ
|
||
SafeReleaseInterface(&pDWriteTextLayout);
|
||
}
|