void UILineEdit::render()
{
UIWidget::render();
//TODO: text rendering could be much optimized by using vertex buffer or caching the render into a texture
int textLength = m_text.length();
const TexturePtr& texture = m_font->getTexture();
g_painter.setColor(m_foregroundColor);
for(int i=0;i<textLength;++i)
g_painter.drawTexturedRect(m_glyphsCoords[i], texture, m_glyphsTexCoords[i]);
// render cursor
if(isExplicitlyEnabled() && (isActive() || m_alwaysActive) && m_cursorPos >= 0) {
assert(m_cursorPos <= textLength);
// draw every 333ms
const int delay = 333;
if(g_clock.ticksElapsed(m_cursorTicks) <= delay) {
Rect cursorRect;
// when cursor is at 0 or is the first visible element
if(m_cursorPos == 0 || m_cursorPos == m_startRenderPos)
cursorRect = Rect(m_drawArea.left()-1, m_drawArea.top(), 1, m_font->getGlyphHeight());
else
cursorRect = Rect(m_glyphsCoords[m_cursorPos-1].right(), m_glyphsCoords[m_cursorPos-1].top(), 1, m_font->getGlyphHeight());
g_painter.drawFilledRect(cursorRect);
} else if(g_clock.ticksElapsed(m_cursorTicks) >= 2*delay) {
m_cursorTicks = g_clock.ticks();
}
}
}
void UIWidget::applyStyle(const OTMLNodePtr& styleNode)
{
if(m_destroyed)
return;
if(styleNode->size() == 0)
return;
m_loadingStyle = true;
try {
// translate ! style tags
for(const OTMLNodePtr& node : styleNode->children()) {
if(node->tag()[0] == '!') {
std::string tag = node->tag().substr(1);
std::string code = stdext::format("tostring(%s)", node->value());
std::string origin = "@" + node->source() + ": [" + node->tag() + "]";
g_lua.evaluateExpression(code, origin);
std::string value = g_lua.popString();
node->setTag(tag);
node->setValue(value);
}
}
onStyleApply(styleNode->tag(), styleNode);
callLuaField("onStyleApply", styleNode->tag(), styleNode);
if(m_firstOnStyle) {
UIWidgetPtr parent = getParent();
if(isFocusable() && isExplicitlyVisible() && isExplicitlyEnabled() &&
parent && ((!parent->getFocusedChild() && parent->getAutoFocusPolicy() == Fw::AutoFocusFirst) ||
parent->getAutoFocusPolicy() == Fw::AutoFocusLast)) {
focus();
}
}
m_firstOnStyle = false;
} catch(stdext::exception& e) {
g_logger.traceError(stdext::format("failed to apply style to widget '%s': %s", m_id, e.what()));
}
m_loadingStyle = false;
}
void UIWidget::applyStyle(const OTMLNodePtr& styleNode)
{
if(m_destroyed)
return;
if(styleNode->size() == 0)
return;
m_loadingStyle = true;
try {
// translate ! style tags
for(const OTMLNodePtr& node : styleNode->children()) {
if(node->tag()[0] == '!') {
std::string tag = node->tag().substr(1);
std::string code = Fw::formatString("tostring(%s)", node->value().c_str());
std::string origin = "@" + node->source() + "[" + node->tag() + "]";
g_lua.evaluateExpression(code, origin);
std::string value = g_lua.popString();
node->setTag(tag);
node->setValue(value);
}
}
onStyleApply(styleNode->tag(), styleNode);
callLuaField("onStyleApply", styleNode->tag(), styleNode);
if(m_firstOnStyle) {
callLuaField("onSetup");
// always focus new child
if(isFocusable() && isExplicitlyVisible() && isExplicitlyEnabled())
focus();
}
m_firstOnStyle = false;
} catch(Exception& e) {
logError("Failed to apply style to widget '", m_id, "' style: ", e.what());
}
m_loadingStyle = false;
}
void UITextEdit::drawSelf(Fw::DrawPane drawPane)
{
if((drawPane & Fw::ForegroundPane) == 0)
return;
drawBackground(m_rect);
drawBorder(m_rect);
drawImage(m_rect);
drawIcon(m_rect);
//TODO: text rendering could be much optimized by using vertex buffer or caching the render into a texture
int textLength = m_text.length();
const TexturePtr& texture = m_font->getTexture();
g_painter->setColor(m_color);
for(int i=0;i<textLength;++i)
g_painter->drawTexturedRect(m_glyphsCoords[i], texture, m_glyphsTexCoords[i]);
// render cursor
if(isExplicitlyEnabled() && isActive() && m_cursorPos >= 0) {
assert(m_cursorPos <= textLength);
// draw every 333ms
const int delay = 333;
int elapsed = g_clock.millis() - m_cursorTicks;
if(elapsed <= delay) {
Rect cursorRect;
// when cursor is at 0 or is the first visible element
if(m_cursorPos == 0 || m_cursorPos == m_startRenderPos)
cursorRect = Rect(m_drawArea.left()-1, m_drawArea.top(), 1, m_font->getGlyphHeight());
else
cursorRect = Rect(m_glyphsCoords[m_cursorPos-1].right(), m_glyphsCoords[m_cursorPos-1].top(), 1, m_font->getGlyphHeight());
g_painter->drawFilledRect(cursorRect);
} else if(elapsed >= 2*delay) {
m_cursorTicks = g_clock.millis();
}
}
}
void UIWidget::applyStyle(const OTMLNodePtr& styleNode)
{
if(styleNode->size() == 0)
return;
m_loadingStyle = true;
try {
onStyleApply(styleNode->tag(), styleNode);
callLuaField("onStyleApply", styleNode->tag(), styleNode);
if(m_firstOnStyle) {
callLuaField("onSetup");
// always focus new child
if(isFocusable() && isExplicitlyVisible() && isExplicitlyEnabled())
focus();
}
m_firstOnStyle = false;
} catch(Exception& e) {
logError("Failed to apply style to widget '", m_id, "' style: ", e.what());
}
m_loadingStyle = false;
}
void UITextEdit::drawSelf(Fw::DrawPane drawPane)
{
if((drawPane & Fw::ForegroundPane) == 0)
return;
drawBackground(m_rect);
drawBorder(m_rect);
drawImage(m_rect);
drawIcon(m_rect);
//TODO: text rendering could be much optimized by using vertex buffer or caching the render into a texture
int textLength = m_text.length();
const TexturePtr& texture = m_font->getTexture();
if(!texture)
return;
if(hasSelection()) {
if(m_color != Color::alpha) {
g_painter->setColor(m_color);
for(int i=0;i<m_selectionStart;++i)
g_painter->drawTexturedRect(m_glyphsCoords[i], texture, m_glyphsTexCoords[i]);
}
for(int i=m_selectionStart;i<m_selectionEnd;++i) {
g_painter->setColor(m_selectionBackgroundColor);
g_painter->drawFilledRect(m_glyphsCoords[i]);
g_painter->setColor(m_selectionColor);
g_painter->drawTexturedRect(m_glyphsCoords[i], texture, m_glyphsTexCoords[i]);
}
if(m_color != Color::alpha) {
g_painter->setColor(m_color);
for(int i=m_selectionEnd;i<textLength;++i)
g_painter->drawTexturedRect(m_glyphsCoords[i], texture, m_glyphsTexCoords[i]);
}
} else if(m_color != Color::alpha) {
g_painter->setColor(m_color);
for(int i=0;i<textLength;++i)
g_painter->drawTexturedRect(m_glyphsCoords[i], texture, m_glyphsTexCoords[i]);
}
// render cursor
if(isExplicitlyEnabled() && m_cursorVisible && m_cursorInRange && isActive() && m_cursorPos >= 0) {
assert(m_cursorPos <= textLength);
// draw every 333ms
const int delay = 333;
int elapsed = g_clock.millis() - m_cursorTicks;
if(elapsed <= delay) {
Rect cursorRect;
// when cursor is at 0
if(m_cursorPos == 0)
cursorRect = Rect(m_rect.left()+m_padding.left, m_rect.top()+m_padding.top, 1, m_font->getGlyphHeight());
else
cursorRect = Rect(m_glyphsCoords[m_cursorPos-1].right(), m_glyphsCoords[m_cursorPos-1].top(), 1, m_font->getGlyphHeight());
if(hasSelection() && m_cursorPos >= m_selectionStart && m_cursorPos <= m_selectionEnd)
g_painter->setColor(m_selectionColor);
else
g_painter->setColor(m_color);
g_painter->drawFilledRect(cursorRect);
} else if(elapsed >= 2*delay) {
m_cursorTicks = g_clock.millis();
}
}
g_painter->resetColor();
}