void ListBox::draw(Graphics* graphics)
{
graphics->setColor(getBackgroundColor());
graphics->fillRectangle(Rectangle(0, 0, getWidth(), getHeight()));
if (mListModel == NULL)
{
return;
}
graphics->setColor(getForegroundColor());
graphics->setFont(getFont());
int i, fontHeight;
int y = 0;
fontHeight = getFont()->getHeight();
/**
* @todo Check cliprects so we do not have to iterate over elements in the list model
*/
for (i = 0; i < mListModel->getNumberOfElements(); ++i)
{
if (i == mSelected)
{
graphics->setColor(getSelectionColor());
graphics->fillRectangle(Rectangle(0, y, getWidth(), fontHeight));
graphics->setColor(getForegroundColor());
}
graphics->drawText(mListModel->getElementAt(i), 1, y);
y += fontHeight;
}
}
void DropDown::draw(Graphics* graphics)
{
int h;
if (mDroppedDown)
{
h = mOldH;
}
else
{
h = getHeight();
}
int alpha = getBaseColor().a;
Color faceColor = getBaseColor();
faceColor.a = alpha;
Color highlightColor = faceColor + 0x303030;
highlightColor.a = alpha;
Color shadowColor = faceColor - 0x303030;
shadowColor.a = alpha;
graphics->setColor(getBackgroundColor());
graphics->fillRectangle(Rectangle(0, 0, getWidth(), h));
graphics->setColor(getForegroundColor());
graphics->setFont(getFont());
if (isFocused())
{
graphics->setColor(getSelectionColor());
graphics->fillRectangle(Rectangle(0, 0, getWidth() - h, h));
graphics->setColor(getForegroundColor());
}
if (mListBox->getListModel() && mListBox->getSelected() >= 0)
{
graphics->drawText(mListBox->getListModel()->getElementAt(mListBox->getSelected()), 1, 0);
}
drawButton(graphics);
if (mDroppedDown)
{
drawChildren(graphics);
// Draw two lines separating the ListBox with se selected
// element view.
graphics->setColor(highlightColor);
graphics->drawLine(0, h, getWidth(), h);
graphics->setColor(shadowColor);
graphics->drawLine(0, h + 1,getWidth(),h + 1);
}
}
void TextField::draw(Graphics* graphics)
{
Color faceColor = getBaseColor();
Color highlightColor, shadowColor;
int alpha = getBaseColor().a;
highlightColor = faceColor + 0x303030;
highlightColor.a = alpha;
shadowColor = faceColor - 0x303030;
shadowColor.a = alpha;
// Draw a border.
graphics->setColor(shadowColor);
graphics->drawLine(0, 0, getWidth() - 1, 0);
graphics->drawLine(0, 1, 0, getHeight() - 2);
graphics->setColor(highlightColor);
graphics->drawLine(getWidth() - 1, 1, getWidth() - 1, getHeight() - 1);
graphics->drawLine(0, getHeight() - 1, getWidth() - 1, getHeight() - 1);
// Push a clip area so the other drawings don't need to worry
// about the border.
graphics->pushClipArea(Rectangle(1, 1, getWidth() - 2, getHeight() - 2));
graphics->setColor(getBackgroundColor());
graphics->fillRectangle(Rectangle(0, 0, getWidth(), getHeight()));
if (isFocused())
{
graphics->setColor(getSelectionColor());
graphics->drawRectangle(Rectangle(0, 0, getWidth() - 2, getHeight() - 2));
graphics->drawRectangle(Rectangle(1, 1, getWidth() - 4, getHeight() - 4));
}
if (isFocused() && isEditable())
{
drawCaret(graphics, mText->getCaretX(getFont()) - mXScroll);
}
graphics->setColor(getForegroundColor());
graphics->setFont(getFont());
const Rectangle& dim = mText->getCaretDimension(getFont());
if (mText->getNumberOfRows() != 0)
graphics->drawText(mText->getRow(0), 1 - mXScroll, 1);
graphics->popClipArea();
}
void TextField::draw(Graphics* graphics)
{
Color faceColor = getBaseColor();
Color highlightColor, shadowColor;
int alpha = getBaseColor().a;
highlightColor = faceColor + 0x303030;
highlightColor.a = alpha;
shadowColor = faceColor - 0x303030;
shadowColor.a = alpha;
// Draw a border.
graphics->setColor(shadowColor);
graphics->drawLine(0, 0, getWidth() - 1, 0);
graphics->drawLine(0, 1, 0, getHeight() - 2);
graphics->setColor(highlightColor);
graphics->drawLine(getWidth() - 1, 1, getWidth() - 1, getHeight() - 1);
graphics->drawLine(0, getHeight() - 1, getWidth() - 1, getHeight() - 1);
// Push a clip area so the other drawings don't need to worry
// about the border.
graphics->pushClipArea(Rectangle(1, 1, getWidth() - 2, getHeight() - 2));
graphics->setColor(getBackgroundColor());
graphics->fillRectangle(Rectangle(0, 0, getWidth(), getHeight()));
if (isFocused())
{
graphics->setColor(getSelectionColor());
graphics->drawRectangle(Rectangle(0, 0, getWidth() - 2, getHeight() - 2));
graphics->drawRectangle(Rectangle(1, 1, getWidth() - 4, getHeight() - 4));
}
if (isFocused())
{
drawCaret(graphics, getFont()->getWidth(mText.substr(0, mCaretPosition)) - mXScroll);
}
graphics->setColor(getForegroundColor());
graphics->setFont(getFont());
graphics->drawText(mText.c_str(), 3 - mXScroll, 1);
graphics->popClipArea();
}
void DropDown::draw(Graphics* graphics)
{
int h;
if (mDroppedDown)
{
h = mFoldedUpHeight;
}
else
{
h = getHeight();
}
Color faceColor = getBaseColor();
Color highlightColor, shadowColor;
int alpha = getBaseColor().a;
highlightColor = faceColor + 0x303030;
highlightColor.a = alpha;
shadowColor = faceColor - 0x303030;
shadowColor.a = alpha;
// Draw a border.
graphics->setColor(shadowColor);
graphics->drawLine(0, 0, getWidth() - 1, 0);
graphics->drawLine(0, 1, 0, h - 2);
graphics->setColor(highlightColor);
graphics->drawLine(getWidth() - 1, 1, getWidth() - 1, h - 1);
graphics->drawLine(0, h - 1, getWidth() - 1, h - 1);
// Push a clip area so the other drawings don't need to worry
// about the border.
graphics->pushClipArea(Rectangle(1, 1, getWidth() - 2, h - 2));
const Rectangle currentClipArea = graphics->getCurrentClipArea();
graphics->setColor(getBackgroundColor());
graphics->fillRectangle(Rectangle(0, 0, currentClipArea.width, currentClipArea.height));
if (isFocused())
{
graphics->setColor(getSelectionColor());
graphics->fillRectangle(Rectangle(0,
0,
currentClipArea.width - currentClipArea.height,
currentClipArea.height));
graphics->setColor(getForegroundColor());
}
if (mListBox->getListModel()
&& mListBox->getSelected() >= 0)
{
graphics->setColor(getForegroundColor());
graphics->setFont(getFont());
graphics->drawText(mListBox->getListModel()->getElementAt(mListBox->getSelected()), 1, 0);
}
// Push a clip area before drawing the button.
graphics->pushClipArea(Rectangle(currentClipArea.width - currentClipArea.height,
0,
currentClipArea.height,
currentClipArea.height));
drawButton(graphics);
graphics->popClipArea();
graphics->popClipArea();
if (mDroppedDown)
{
// Draw a border around the children.
graphics->setColor(shadowColor);
graphics->drawRectangle(Rectangle(0,
mFoldedUpHeight,
getWidth(),
getHeight() - mFoldedUpHeight));
drawChildren(graphics);
}
}
void UaeListBox::draw(Graphics* graphics)
{
graphics->setColor(getBackgroundColor());
graphics->fillRectangle(Rectangle(0, 0, getWidth(), getHeight()));
if (mListModel == NULL)
{
return;
}
graphics->setColor(getForegroundColor());
graphics->setFont(getFont());
// Check the current clip area so we don't draw unnecessary items
// that are not visible.
const ClipRectangle currentClipArea = graphics->getCurrentClipArea();
int rowHeight = getRowHeight();
// Calculate the number of rows to draw by checking the clip area.
// The addition of two makes covers a partial visible row at the top
// and a partial visible row at the bottom.
int numberOfRows = currentClipArea.height / rowHeight + 2;
if (numberOfRows > mListModel->getNumberOfElements())
{
numberOfRows = mListModel->getNumberOfElements();
}
// Calculate which row to start drawing. If the list box
// has a negative y coordinate value we should check if
// we should drop rows in the begining of the list as
// they might not be visible. A negative y value is very
// common if the list box for instance resides in a scroll
// area and the user has scrolled the list box downwards.
int startRow;
if (getY() < 0)
{
startRow = -1 * (getY() / rowHeight);
}
else
{
startRow = 0;
}
int i;
// The y coordinate where we start to draw the text is
// simply the y coordinate multiplied with the font height.
int y = rowHeight * startRow;
for (i = startRow; i < startRow + numberOfRows; ++i)
{
if (i == mSelected)
{
if(isFocused())
graphics->setColor(getSelectionColor());
else
graphics->setColor(0xd0d0d0);
graphics->fillRectangle(Rectangle(0, y, getWidth(), rowHeight));
graphics->setColor(getForegroundColor());
}
// If the row height is greater than the font height we
// draw the text with a center vertical alignment.
if (rowHeight > getFont()->getHeight())
{
graphics->drawText(mListModel->getElementAt(i), 1, y + rowHeight / 2 - getFont()->getHeight() / 2);
}
else
{
graphics->drawText(mListModel->getElementAt(i), 1, y);
}
y += rowHeight;
}
}
bool PageView::paintPage(cairo_t * cr, GdkRectangle * rect) {
XOJ_CHECK_TYPE(PageView);
double zoom = xournal->getZoom();
g_mutex_lock(this->drawingMutex);
int dispWidth = getDisplayWidth();
int dispHeight = getDisplayHeight();
if (this->crBuffer == NULL) {
this->crBuffer = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, dispWidth, dispHeight);
cairo_t * cr2 = cairo_create(this->crBuffer);
cairo_set_source_rgb(cr2, 1, 1, 1);
cairo_rectangle(cr2, 0, 0, dispWidth, dispHeight);
cairo_fill(cr2);
cairo_scale(cr2, zoom, zoom);
const char * txtLoading = _("Loading...");
cairo_text_extents_t ex;
cairo_set_source_rgb(cr2, 0.5, 0.5, 0.5);
cairo_select_font_face(cr2, "Sans", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_BOLD);
cairo_set_font_size(cr2, 32.0);
cairo_text_extents(cr2, txtLoading, &ex);
cairo_move_to(cr2, (page.getWidth() - ex.width) / 2 - ex.x_bearing, (page.getHeight() - ex.height) / 2 - ex.y_bearing);
cairo_show_text(cr2, txtLoading);
cairo_destroy(cr2);
rerenderPage();
}
cairo_save(cr);
double width = cairo_image_surface_get_width(this->crBuffer);
if (width != dispWidth) {
double scale = ((double) dispWidth) / ((double) width);
// Scale current image to fit the zoom level
cairo_scale(cr, scale, scale);
cairo_pattern_set_filter(cairo_get_source(cr), CAIRO_FILTER_FAST);
cairo_set_source_surface(cr, this->crBuffer, 0, 0);
rerenderPage();
rect = NULL;
} else {
cairo_set_source_surface(cr, this->crBuffer, 0, 0);
}
if (rect) {
cairo_rectangle(cr, rect->x, rect->y, rect->width, rect->height);
cairo_fill(cr);
#ifdef SHOW_PAINT_BOUNDS
cairo_set_source_rgb(cr, 1.0, 0.5, 1.0);
cairo_set_line_width(cr, 1. / zoom);
cairo_rectangle(cr, rect->x, rect->y, rect->width, rect->height);
cairo_stroke(cr);
#endif
} else {
cairo_paint(cr);
}
cairo_restore(cr);
// don't paint this with scale, because it needs a 1:1 zoom
if (this->verticalSpace) {
this->verticalSpace->paint(cr, rect, zoom);
}
cairo_scale(cr, zoom, zoom);
if (this->textEditor) {
this->textEditor->paint(cr, rect, zoom);
}
if (this->selection) {
this->selection->paint(cr, rect, zoom);
}
if (this->search) {
this->search->paint(cr, rect, zoom, getSelectionColor());
}
this->inputHandler->draw(cr, zoom);
g_mutex_unlock(this->drawingMutex);
return true;
}