#include "buffer.h"
#include "font.h"
#include "insets/insettext.h"
+#include "ColorHandler.h"
+#include "language.h"
using std::max;
using std::min;
-static
+namespace {
+
GC createGC()
{
XGCValues val;
val.foreground = BlackPixel(fl_get_display(),
DefaultScreen(fl_get_display()));
- val.function=GXcopy;
+ val.function = GXcopy;
val.graphics_exposures = false;
val.line_style = LineSolid;
val.line_width = 0;
| GCLineWidth | GCLineStyle , &val);
}
+} // namespace anon
+
// Constructor
-LyXScreen::LyXScreen(WorkArea & o) //, LyXText * text_ptr)
- : owner(o), force_clear(true) //, text(text_ptr)
+LyXScreen::LyXScreen(WorkArea & o)
+ : owner(o), force_clear(true)
{
// the cursor isnt yet visible
cursor_visible = false;
}
-void LyXScreen::Redraw(LyXText * text)
+void LyXScreen::setCursorColor()
+{
+ if (!lyxColorHandler.get()) return;
+
+ GC gc = lyxColorHandler->getGCForeground(LColor::cursor);
+
+ XGCValues val;
+ XGetGCValues(fl_get_display(),
+ gc, GCForeground, &val);
+ XChangeGC(fl_get_display(), gc_copy, GCForeground, &val);
+}
+
+
+void LyXScreen::Redraw(LyXText * text, BufferView * bv)
{
- DrawFromTo(text, 0, owner.height());
+ DrawFromTo(text, bv, 0, owner.height());
expose(0, 0, owner.workWidth(), owner.height());
if (cursor_visible) {
cursor_visible = false;
- ShowCursor(text);
+ ShowCursor(text, bv);
}
}
}
-void LyXScreen::DrawFromTo(LyXText * text,
+void LyXScreen::DrawFromTo(LyXText * text, BufferView * bv,
int y1, int y2, int y_offset, int x_offset)
{
int y_text = text->first + y1;
// y1 is now the real beginning of row on the screen
while (row != 0 && y < y2) {
- LyXText::text_status st = text->status;
+ LyXText::text_status st = bv->text->status;
do {
- text->status = st;
- text->GetVisibleRow(owner.owner(), y+y_offset,
+ bv->text->status = st;
+ text->GetVisibleRow(bv, y + y_offset,
x_offset, row, y + text->first);
- } while (text->status == LyXText::CHANGED_IN_DRAW);
- text->status = st;
+ } while (bv->text->status == LyXText::CHANGED_IN_DRAW);
+ bv->text->status = st;
y += row->height();
row = row->next();
}
}
-void LyXScreen::DrawOneRow(LyXText * text, Row * row, int y_text,
- int y_offset, int x_offset)
+void LyXScreen::DrawOneRow(LyXText * text, BufferView * bv, Row * row,
+ int y_text, int y_offset, int x_offset)
{
- int y = y_text - text->first + y_offset;
+ int const y = y_text - text->first + y_offset;
if (((y + row->height()) > 0) &&
((y - row->height()) <= static_cast<int>(owner.height()))) {
// ok there is something visible
- LyXText::text_status st = text->status;
+ LyXText::text_status st = bv->text->status;
do {
- text->status = st;
- text->GetVisibleRow(owner.owner(), y, x_offset, row,
+ bv->text->status = st;
+ text->GetVisibleRow(bv, y, x_offset, row,
y + text->first);
- } while (text->status == LyXText::CHANGED_IN_DRAW);
- text->status = st;
+ } while (bv->text->status == LyXText::CHANGED_IN_DRAW);
+ bv->text->status = st;
}
force_clear = false;
}
/* draws the screen, starting with textposition y. uses as much already
* printed pixels as possible */
-void LyXScreen::Draw(LyXText * text, unsigned int y)
+void LyXScreen::Draw(LyXText * text, BufferView * bv, unsigned int y)
{
if (cursor_visible) HideCursor();
- int old_first = text->first;
+ int const old_first = text->first;
text->first = y;
// is any optimiziation possible?
if ((y - old_first) < owner.height()
&& (old_first - y) < owner.height()) {
if (text->first < old_first) {
- DrawFromTo(text, 0, old_first - text->first);
+ DrawFromTo(text, bv, 0, old_first - text->first);
XCopyArea (fl_get_display(),
owner.getWin(),
owner.getWin(),
owner.workWidth(),
old_first - text->first);
} else {
- DrawFromTo(text,
+ DrawFromTo(text, bv,
owner.height() + old_first - text->first,
owner.height());
XCopyArea (fl_get_display(),
}
} else {
// make a dumb new-draw
- DrawFromTo(text, 0, owner.height());
+ DrawFromTo(text, bv, 0, owner.height());
expose(0, 0, owner.workWidth(), owner.height());
}
}
-void LyXScreen::ShowCursor(LyXText const * text)
+void LyXScreen::ShowCursor(LyXText const * text, BufferView const * bv)
{
if (!cursor_visible) {
Cursor_Shape shape = BAR_SHAPE;
if (text->real_current_font.language() !=
- owner.owner()->buffer()->params.language
+ bv->buffer()->params.language
|| text->real_current_font.isVisibleRightToLeft()
- != owner.owner()->buffer()->params.language->RightToLeft())
+ != bv->buffer()->params.language->RightToLeft())
shape = (text->real_current_font.isVisibleRightToLeft())
? REVERSED_L_SHAPE : L_SHAPE;
ShowManualCursor(text, text->cursor.x(), text->cursor.y(),
/* returns true if first has changed, otherwise false */
-bool LyXScreen::FitManualCursor(LyXText * text,
+bool LyXScreen::FitManualCursor(LyXText * text, BufferView * bv,
int /*x*/, int y, int asc, int desc)
{
int newtop = text->first;
newtop = max(newtop, 0); // can newtop ever be < 0? (Lgb)
if (newtop != static_cast<int>(text->first)) {
- Draw(text, newtop);
+ Draw(text, bv, newtop);
text->first = newtop;
return true;
}
void LyXScreen::ShowManualCursor(LyXText const * text, int x, int y,
int asc, int desc, Cursor_Shape shape)
{
- int y1 = max(y - text->first - asc, 0);
- int y2 = min(y - text->first + desc, static_cast<int>(owner.height()));
+ // Update the cursor color.
+ setCursorColor();
+
+ int const y1 = max(y - text->first - asc, 0);
+ int const y_tmp = min(y - text->first + desc,
+ static_cast<int>(owner.height()));
// Secure against very strange situations
- y2 = max(y2, y1);
+ int const y2 = max(y_tmp, y1);
if (cursor_pixmap){
XFreePixmap(fl_get_display(), cursor_pixmap);
break;
case L_SHAPE:
case REVERSED_L_SHAPE:
- int rectangle_h = (cursor_pixmap_h+10)/20;
+ int const rectangle_h = (cursor_pixmap_h + 10) / 20;
XFillRectangle(fl_get_display(),
owner.getWin(),
gc_copy,
}
-void LyXScreen::CursorToggle(LyXText const * text)
+void LyXScreen::CursorToggle(LyXText const * text, BufferView const * bv)
{
if (cursor_visible)
HideCursor();
else
- ShowCursor(text);
+ ShowCursor(text, bv);
}
/* scrolls the screen so that the cursor is visible, if necessary.
* returns true if a change was made, otherwise false */
-bool LyXScreen::FitCursor(LyXText * text)
+bool LyXScreen::FitCursor(LyXText * text, BufferView * bv)
{
// Is a change necessary?
- int newtop = TopCursorVisible(text);
- bool result = (newtop != text->first);
+ int const newtop = TopCursorVisible(text);
+ bool const result = (newtop != text->first);
if (result)
- Draw(text, newtop);
+ Draw(text, bv, newtop);
return result;
}
-void LyXScreen::Update(LyXText * text, int y_offset, int x_offset)
+void LyXScreen::Update(LyXText * text, BufferView * bv,
+ int y_offset, int x_offset)
{
switch (text->status) {
case LyXText::NEED_MORE_REFRESH:
{
- int y = max(int(text->refresh_y - text->first), 0);
- DrawFromTo(text, y, owner.height(), y_offset, x_offset);
+ int const y = max(int(text->refresh_y - text->first), 0);
+ DrawFromTo(text, bv, y, owner.height(), y_offset, x_offset);
text->refresh_y = 0;
text->status = LyXText::UNCHANGED;
expose(0, y, owner.workWidth(), owner.height() - y);
case LyXText::NEED_VERY_LITTLE_REFRESH:
{
// ok I will update the current cursor row
- DrawOneRow(text, text->refresh_row, text->refresh_y,
+ DrawOneRow(text, bv, text->refresh_row, text->refresh_y,
y_offset, x_offset);
text->status = LyXText::UNCHANGED;
expose(0, text->refresh_y - text->first + y_offset,
}
-void LyXScreen::ToggleSelection(LyXText * text, bool kill_selection,
+void LyXScreen::ToggleSelection(LyXText * text, BufferView * bv,
+ bool kill_selection,
int y_offset, int x_offset)
{
// only if there is a selection
if (!text->selection) return;
- int bottom = min(max(static_cast<int>(text->sel_end_cursor.y()
- - text->sel_end_cursor.row()->baseline()
- + text->sel_end_cursor.row()->height()),
- text->first),
- static_cast<int>(text->first + owner.height()));
- int top = min(max(static_cast<int>(text->sel_start_cursor.y() -
- text->sel_start_cursor.row()->baseline()),
- text->first),
- static_cast<int>(text->first + owner.height()));
+ int const bottom = min(
+ max(static_cast<int>(text->sel_end_cursor.y()
+ - text->sel_end_cursor.row()->baseline()
+ + text->sel_end_cursor.row()->height()),
+ text->first),
+ static_cast<int>(text->first + owner.height()));
+ int const top = min(
+ max(static_cast<int>(text->sel_start_cursor.y() -
+ text->sel_start_cursor.row()->baseline()),
+ text->first),
+ static_cast<int>(text->first + owner.height()));
if (kill_selection)
text->selection = 0;
- DrawFromTo(text, top - text->first, bottom - text->first,
+ DrawFromTo(text, bv, top - text->first, bottom - text->first,
y_offset, x_offset);
expose(0, top - text->first,
owner.workWidth(),
}
-void LyXScreen::ToggleToggle(LyXText * text, int y_offset, int x_offset)
+void LyXScreen::ToggleToggle(LyXText * text, BufferView * bv,
+ int y_offset, int x_offset)
{
if (text->toggle_cursor.par() == text->toggle_end_cursor.par()
&& text->toggle_cursor.pos() == text->toggle_end_cursor.pos())
return;
- int top = text->toggle_cursor.y()
+ int const top_tmp = text->toggle_cursor.y()
- text->toggle_cursor.row()->baseline();
- int bottom = text->toggle_end_cursor.y()
+ int const bottom_tmp = text->toggle_end_cursor.y()
- text->toggle_end_cursor.row()->baseline()
+ text->toggle_end_cursor.row()->height();
- bottom = min(max(bottom, text->first),
+ int const bottom = min(max(bottom_tmp, text->first),
static_cast<int>(text->first + owner.height()));
- top = min(max(top, text->first),
+ int const top = min(max(top_tmp, text->first),
static_cast<int>(text->first + owner.height()));
- DrawFromTo(text, top - text->first, bottom - text->first, y_offset,
+ DrawFromTo(text, bv, top - text->first, bottom - text->first, y_offset,
x_offset);
expose(0, top - text->first, owner.workWidth(),
bottom - text->first - (top - text->first));