void LLHUDText::updateSize()
{
F32 height = 0.f;
F32 width = 0.f;
S32 max_lines = getMaxLines();
S32 start_segment;
if (max_lines < 0) start_segment = 0;
else start_segment = llmax((S32)0, (S32)mTextSegments.size() - max_lines);
std::vector<LLHUDTextSegment>::iterator iter = mTextSegments.begin() + start_segment;
while (iter != mTextSegments.end())
{
const LLFontGL* fontp = iter->mFont;
height += fontp->getLineHeight() - 1; // correction factor to match legacy font metrics
width = llmax(width, llmin(iter->getWidth(fontp), HUD_TEXT_MAX_WIDTH));
++iter;
}
if (width == 0.f)
{
return;
}
width += HORIZONTAL_PADDING;
height += VERTICAL_PADDING;
// *TODO: Could do some sort of timer-based resize logic here
F32 u = 1.f;
mWidth = llmax(width, lerp(mWidth, (F32)width, u));
mHeight = llmax(height, lerp(mHeight, (F32)height, u));
}
void LLHUDNameTag::updateSize()
{
F32 height = 0.f;
F32 width = 0.f;
S32 max_lines = getMaxLines();
//S32 lines = (max_lines < 0) ? (S32)mTextSegments.size() : llmin((S32)mTextSegments.size(), max_lines);
//F32 height = (F32)mFontp->getLineHeight() * (lines + mLabelSegments.size());
S32 start_segment;
if (max_lines < 0) start_segment = 0;
else start_segment = llmax((S32)0, (S32)mTextSegments.size() - max_lines);
std::vector<LLHUDTextSegment>::iterator iter = mTextSegments.begin() + start_segment;
while (iter != mTextSegments.end())
{
const LLFontGL* fontp = iter->mFont;
height += fontp->getLineHeight();
height += LINE_PADDING;
width = llmax(width, llmin(iter->getWidth(fontp), HUD_TEXT_MAX_WIDTH));
++iter;
}
// Don't want line spacing under the last line
if (height > 0.f)
{
height -= LINE_PADDING;
}
iter = mLabelSegments.begin();
while (iter != mLabelSegments.end())
{
height += mFontp->getLineHeight();
width = llmax(width, llmin(iter->getWidth(mFontp), HUD_TEXT_MAX_WIDTH));
++iter;
}
if (width == 0.f)
{
return;
}
width += HORIZONTAL_PADDING;
height += VERTICAL_PADDING;
// *TODO: Could do a timer-based resize here
//mWidth = llmax(width, lerp(mWidth, (F32)width, u));
//mHeight = llmax(height, lerp(mHeight, (F32)height, u));
mWidth = width;
mHeight = height;
}
bool TextInputView::onKeyDown(unsigned char const& key)
{
if ( !getHasFocus() )
{
return false;
}
else if ( 32 <= key && key <= 126 )
{
if (_content.length() < getMaxLines() * getMaxCharsPerLine())
_content += key;
return true;
}
else
{
switch (key)
{
case 8:
//backspace
//cerr << "backspace" << endl;
if (_content.length() > 0)
{
string::iterator it = _content.end();
--it;
_content.erase(it);
}
break;
case 127:
// delete implemented as backspace because on Mac OSX, the backspace
// key (delete) sends the ascii value for delete (127),
// whereas fn+delete, which simulates the forward
// deletion property of a linux or windows keyborad,
// sends the ascii value for backspace (8)
//cerr << "delete" << endl;
if (_content.length() > 0)
{
string::iterator it = _content.end();
--it;
_content.erase(it);
}
break;
default:
break;
}
return true;
}
}
void LLHUDText::renderText()
{
if (!mVisible || mHidden)
{
return;
}
gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE);
LLGLState gls_blend(GL_BLEND, TRUE);
LLGLState gls_alpha(GL_ALPHA_TEST, TRUE);
LLColor4 shadow_color(0.f, 0.f, 0.f, 1.f);
F32 alpha_factor = 1.f;
LLColor4 text_color = mColor;
if (mDoFade)
{
if (mLastDistance > mFadeDistance)
{
alpha_factor = llmax(0.f, 1.f - (mLastDistance - mFadeDistance)/mFadeRange);
text_color.mV[3] = text_color.mV[3]*alpha_factor;
}
}
if (text_color.mV[3] < 0.01f)
{
return;
}
shadow_color.mV[3] = text_color.mV[3];
mOffsetY = lltrunc(mHeight * ((mVertAlignment == ALIGN_VERT_CENTER) ? 0.5f : 1.f));
// *TODO: cache this image
LLUIImagePtr imagep = LLUI::getUIImage("Rounded_Square");
// *TODO: make this a per-text setting
LLColor4 bg_color = LLUIColorTable::instance().getColor("ObjectBubbleColor");
bg_color.setAlpha(gSavedSettings.getF32("ChatBubbleOpacity") * alpha_factor);
const S32 border_height = 16;
const S32 border_width = 16;
// *TODO move this into helper function
F32 border_scale = 1.f;
if (border_height * 2 > mHeight)
{
border_scale = (F32)mHeight / ((F32)border_height * 2.f);
}
if (border_width * 2 > mWidth)
{
border_scale = llmin(border_scale, (F32)mWidth / ((F32)border_width * 2.f));
}
// scale screen size of borders down
//RN: for now, text on hud objects is never occluded
LLVector3 x_pixel_vec;
LLVector3 y_pixel_vec;
if (mOnHUDAttachment)
{
x_pixel_vec = LLVector3::y_axis / (F32)gViewerWindow->getWorldViewWidthRaw();
y_pixel_vec = LLVector3::z_axis / (F32)gViewerWindow->getWorldViewHeightRaw();
}
else
{
LLViewerCamera::getInstance()->getPixelVectors(mPositionAgent, y_pixel_vec, x_pixel_vec);
}
LLVector2 border_scale_vec((F32)border_width / (F32)imagep->getTextureWidth(), (F32)border_height / (F32)imagep->getTextureHeight());
LLVector3 width_vec = mWidth * x_pixel_vec;
LLVector3 height_vec = mHeight * y_pixel_vec;
LLVector3 scaled_border_width = (F32)llfloor(border_scale * (F32)border_width) * x_pixel_vec;
LLVector3 scaled_border_height = (F32)llfloor(border_scale * (F32)border_height) * y_pixel_vec;
mRadius = (width_vec + height_vec).magVec() * 0.5f;
LLVector2 screen_offset;
screen_offset = mPositionOffset;
LLVector3 render_position = mPositionAgent
+ (x_pixel_vec * screen_offset.mV[VX])
+ (y_pixel_vec * screen_offset.mV[VY]);
F32 y_offset = (F32)mOffsetY;
// Render label
{
gGL.getTexUnit(0)->setTextureBlendType(LLTexUnit::TB_MULT);
}
// Render text
{
// -1 mMaxLines means unlimited lines.
S32 start_segment;
S32 max_lines = getMaxLines();
if (max_lines < 0)
{
start_segment = 0;
}
else
{
start_segment = llmax((S32)0, (S32)mTextSegments.size() - max_lines);
}
for (std::vector<LLHUDTextSegment>::iterator segment_iter = mTextSegments.begin() + start_segment;
segment_iter != mTextSegments.end(); ++segment_iter )
{
const LLFontGL* fontp = segment_iter->mFont;
y_offset -= fontp->getLineHeight() - 1; // correction factor to match legacy font metrics
U8 style = segment_iter->mStyle;
LLFontGL::ShadowType shadow = LLFontGL::DROP_SHADOW;
F32 x_offset;
if (mTextAlignment== ALIGN_TEXT_CENTER)
{
x_offset = -0.5f*segment_iter->getWidth(fontp);
}
else // ALIGN_LEFT
{
x_offset = -0.5f * mWidth + (HORIZONTAL_PADDING / 2.f);
}
text_color = segment_iter->mColor;
text_color.mV[VALPHA] *= alpha_factor;
hud_render_text(segment_iter->getText(), render_position, *fontp, style, shadow, x_offset, y_offset, text_color, mOnHUDAttachment);
}
}
/// Reset the default color to white. The renderer expects this to be the default.
gGL.color4f(1.0f, 1.0f, 1.0f, 1.0f);
}
void TextInputView::draw()
{
// Draw the rect
drawRectWithColor(this->getGlobalBounds(), this->getColor());
// Split up and draw the text based on the size of the rectangle
//
_lines.empty(); // start anew
_lines.resize(0);
string temp = "";
int cnt = 0;
const int maxChars = getMaxCharsPerLine();
const int maxLines = getMaxLines();
for (string::iterator it = _content.begin(); it != _content.end(); ++it)
{
if (_lines.size() >= maxLines )
{
break;
}
temp += (*it);
cnt++;
if (cnt >= maxChars)
{
_lines.push_back(temp);
temp.clear();
cnt = 0;
}
}
// add a cursor if has focus
// Currently the cursor is always at the end,
// this will change when we make it so that the
// position can be set with a mouse click or the
// arrow keys
if ( getHasFocus() )
{
if (temp.length() > 0)
{
temp += "~"; // there is more to push, so stick the cursor on the last line
}
// hell, this seems to work okay visually...
}
_lines.push_back(temp); // push the rest
CGRect bounds = this->getGlobalBounds();
int x = bounds.getX() + 5;
int y = bounds.getY() + 14;
for(vector<string>::iterator it = _lines.begin(); it != _lines.end(); ++it)
{
drawStringWithColorAndFormat(
(*it), this->getTextColor(), CGPoint( x, y), "small fixed");
y += this->getLineSpacing();
}
// Draw the border
if (getHasFocus())
drawBorderWithColor(bounds, CGColor(0.0,0.0,0.6,1.0));
else
drawBorderWithColor(bounds, CGColor(0.0,0.0,0.0,1.0));
// Draw the subviews
this->callDrawOnSubViews();
}
void LLHUDNameTag::renderText(BOOL for_select)
{
if (!mVisible || mHidden)
{
return;
}
// don't pick text that isn't bound to a viewerobject
if (for_select &&
(!mSourceObject || mSourceObject->mDrawable.isNull()))
{
return;
}
if (for_select)
{
gGL.getTexUnit(0)->disable();
}
else
{
gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE);
}
LLGLState gls_blend(GL_BLEND, for_select ? FALSE : TRUE);
LLGLState gls_alpha(GL_ALPHA_TEST, for_select ? FALSE : TRUE);
LLColor4 shadow_color(0.f, 0.f, 0.f, 1.f);
F32 alpha_factor = 1.f;
LLColor4 text_color = mColor;
if (mDoFade)
{
if (mLastDistance > mFadeDistance)
{
alpha_factor = llmax(0.f, 1.f - (mLastDistance - mFadeDistance)/mFadeRange);
text_color.mV[3] = text_color.mV[3]*alpha_factor;
}
}
if (text_color.mV[3] < 0.01f)
{
return;
}
shadow_color.mV[3] = text_color.mV[3];
mOffsetY = lltrunc(mHeight * ((mVertAlignment == ALIGN_VERT_CENTER) ? 0.5f : 1.f));
// *TODO: cache this image
// <FS:Ansariel> Performance improvement
//LLUIImagePtr imagep = LLUI::getUIImage("Rounded_Rect");
// *TODO: make this a per-text setting
//LLColor4 bg_color = LLUIColorTable::instance().getColor("NameTagBackground");
//bg_color.setAlpha(gSavedSettings.getF32("ChatBubbleOpacity") * alpha_factor);
static LLUIColor s_bg_color = LLUIColorTable::instance().getColor("NameTagBackground");
static LLCachedControl<F32> chatBubbleOpacity(gSavedSettings, "ChatBubbleOpacity");
LLColor4 bg_color = s_bg_color.get();
F32 color_alpha = chatBubbleOpacity * alpha_factor;
bg_color.setAlpha(color_alpha);
// </FS:Ansariel>
// scale screen size of borders down
//RN: for now, text on hud objects is never occluded
LLVector3 x_pixel_vec;
LLVector3 y_pixel_vec;
LLViewerCamera::getInstance()->getPixelVectors(mPositionAgent, y_pixel_vec, x_pixel_vec);
LLVector3 width_vec = mWidth * x_pixel_vec;
LLVector3 height_vec = mHeight * y_pixel_vec;
mRadius = (width_vec + height_vec).magVec() * 0.5f;
LLCoordGL screen_pos;
LLViewerCamera::getInstance()->projectPosAgentToScreen(mPositionAgent, screen_pos, FALSE);
LLVector2 screen_offset = updateScreenPos(mPositionOffset);
LLVector3 render_position = mPositionAgent
+ (x_pixel_vec * screen_offset.mV[VX])
+ (y_pixel_vec * screen_offset.mV[VY]);
LLGLDepthTest gls_depth(GL_TRUE, GL_FALSE);
LLRect screen_rect;
screen_rect.setCenterAndSize(0, static_cast<S32>(lltrunc(-mHeight / 2 + mOffsetY)), static_cast<S32>(lltrunc(mWidth)), static_cast<S32>(lltrunc(mHeight)));
// <FS:Ansariel> Performance improvement
//imagep->draw3D(render_position, x_pixel_vec, y_pixel_vec, screen_rect, bg_color);
mRoundedRectImg->draw3D(render_position, x_pixel_vec, y_pixel_vec, screen_rect, bg_color);
// </FS:Ansariel>
if (mLabelSegments.size())
{
// <FS:Ansariel> Performance improvement
//LLUIImagePtr rect_top_image = LLUI::getUIImage("Rounded_Rect_Top");
LLRect label_top_rect = screen_rect;
const S32 label_height = ll_round((mFontp->getLineHeight() * (F32)mLabelSegments.size() + (VERTICAL_PADDING / 3.f)));
label_top_rect.mBottom = label_top_rect.mTop - label_height;
LLColor4 label_top_color = text_color;
// <FS:Ansariel> Performance improvement
//label_top_color.mV[VALPHA] = gSavedSettings.getF32("ChatBubbleOpacity") * alpha_factor;
label_top_color.mV[VALPHA] = color_alpha;
// </FS:Ansariel>
// <FS:Ansariel> Performance improvement
//rect_top_image->draw3D(render_position, x_pixel_vec, y_pixel_vec, label_top_rect, label_top_color);
mRoundedRectTopImg->draw3D(render_position, x_pixel_vec, y_pixel_vec, label_top_rect, label_top_color);
// </FS:Ansariel>
}
F32 y_offset = (F32)mOffsetY;
// Render label
{
//gGL.getTexUnit(0)->setTextureBlendType(LLTexUnit::TB_MULT);
for(std::vector<LLHUDTextSegment>::iterator segment_iter = mLabelSegments.begin();
segment_iter != mLabelSegments.end(); ++segment_iter )
{
// Label segments use default font
const LLFontGL* fontp = (segment_iter->mStyle == LLFontGL::BOLD) ? mBoldFontp : mFontp;
y_offset -= fontp->getLineHeight();
F32 x_offset;
if (mTextAlignment == ALIGN_TEXT_CENTER)
{
x_offset = -0.5f*segment_iter->getWidth(fontp);
}
else // ALIGN_LEFT
{
x_offset = -0.5f * mWidth + (HORIZONTAL_PADDING / 2.f);
}
LLColor4 label_color(0.f, 0.f, 0.f, 1.f);
label_color.mV[VALPHA] = alpha_factor;
hud_render_text(segment_iter->getText(), render_position, *fontp, segment_iter->mStyle, LLFontGL::NO_SHADOW, x_offset, y_offset, label_color, FALSE);
}
}
// Render text
{
// -1 mMaxLines means unlimited lines.
S32 start_segment;
S32 max_lines = getMaxLines();
if (max_lines < 0)
{
start_segment = 0;
}
else
{
start_segment = llmax((S32)0, (S32)mTextSegments.size() - max_lines);
}
for (std::vector<LLHUDTextSegment>::iterator segment_iter = mTextSegments.begin() + start_segment;
segment_iter != mTextSegments.end(); ++segment_iter )
{
const LLFontGL* fontp = segment_iter->mFont;
y_offset -= fontp->getLineHeight();
y_offset -= LINE_PADDING;
U8 style = segment_iter->mStyle;
LLFontGL::ShadowType shadow = LLFontGL::DROP_SHADOW;
F32 x_offset;
if (mTextAlignment== ALIGN_TEXT_CENTER)
{
x_offset = -0.5f*segment_iter->getWidth(fontp);
}
else // ALIGN_LEFT
{
x_offset = -0.5f * mWidth + (HORIZONTAL_PADDING / 2.f);
// *HACK
x_offset += 1;
}
text_color = segment_iter->mColor;
text_color.mV[VALPHA] *= alpha_factor;
hud_render_text(segment_iter->getText(), render_position, *fontp, style, shadow, x_offset, y_offset, text_color, FALSE);
}
}
/// Reset the default color to white. The renderer expects this to be the default.
gGL.color4f(1.0f, 1.0f, 1.0f, 1.0f);
if (for_select)
{
gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE);
}
}
