void wxGISMapView::OnPaint(wxPaintEvent & event)
{
//event.Skip();
wxPaintDC paint_dc(this);
wxRect rect = GetClientRect();
if(rect.width == 0 || rect.height == 0)
{
return;
}
if(m_nDrawingState == enumGISMapZooming || m_nDrawingState == enumGISMapPanning || m_nDrawingState == enumGISMapRotating || m_nDrawingState == enumGISMapWheeling) //if operation - exit immediatly
{
return;
}
if(m_pGISDisplay)
{
if(!GetThread() && m_pGISDisplay->IsDerty())//m_nDrawingState = enumGISMapDrawing
{
return;
}
else
{
//draw contents of m_pGISDisplay
m_pGISDisplay->Output(&paint_dc, m_ClipGeometry);
}
}
}
void DendrogramPanel::OnPaint( wxPaintEvent& event )
{
wxSize sz = GetClientSize();
if (layer_bm && isLayerValid) {
wxMemoryDC dc;
dc.SelectObject(*layer_bm);
wxPaintDC paint_dc(this);
paint_dc.Blit(0, 0, sz.x, sz.y, &dc, 0, 0);
if (split_line) {
split_line->draw(paint_dc);
}
dc.SelectObject(wxNullBitmap);
} else {
wxAutoBufferedPaintDC dc(this);
dc.Clear();
dc.SetPen(*wxTRANSPARENT_PEN);
wxBrush Brush;
Brush.SetColour(GdaConst::canvas_background_color);
dc.SetBrush(Brush);
dc.DrawRectangle(wxRect(0, 0, sz.x, sz.y));
}
event.Skip();
}
void cbSplashScreen::OnPaint(wxPaintEvent &)
{
// an obscure statement in the wxWidgets book says to
// allocate the DC even if you don't paint to avoid
// a paint loop. //pecan 2006/04/3
wxPaintDC paint_dc(this);
DoPaint(paint_dc);
}
void CCodeView::OnPaint(wxPaintEvent& event)
{
// -------------------------
// General settings
// -------------------------
wxPaintDC paint_dc(this);
wxRect rc = GetClientRect();
int char_width;
paint_dc.SetFont(DebuggerFont);
{
wxFontMetrics metrics = paint_dc.GetFontMetrics();
char_width = metrics.averageWidth;
m_rowHeight = std::max(metrics.height, m_rowHeight);
if (!DebuggerFont.IsFixedWidth())
char_width = paint_dc.GetTextExtent("mxx").GetWidth() / 3; // (1em + 2ex) / 3
}
std::unique_ptr<wxGraphicsContext> ctx(wxGraphicsContext::Create(paint_dc));
ctx->DisableOffset(); // Incompatible with matrix transforms
ctx->SetFont(DebuggerFont, *wxBLACK);
struct Branch
{
int src, dst, srcAddr;
};
Branch branches[256];
int num_branches = 0;
const int num_rows = ((rc.height / m_rowHeight) / 2) + 2;
const double scale = FromDIP(1024) / 1024.0;
const int pen_width = static_cast<int>(std::ceil(scale));
const int col_width = rc.width - m_left_col_width;
const int text_col = m_left_col_width + pen_width / 2 + 1; // 1 unscaled pixel
const int bp_offset_x = FromDIP(LEFT_COL_WIDTH / 8);
const wxSize bp_size = FromDIP(wxSize(LEFT_COL_WIDTH * 3 / 4, LEFT_COL_WIDTH * 3 / 4));
const int bp_offset_y = (m_rowHeight - bp_size.GetHeight()) / 2;
// ------------
// -------------------------
// Colors and brushes
// -------------------------
wxColour branch_color = wxTheColourDatabase->Find("PURPLE");
wxColour blr_color = wxTheColourDatabase->Find("DARK GREEN");
wxColour instr_color = wxTheColourDatabase->Find("VIOLET");
wxGraphicsPen null_pen = ctx->CreatePen(*wxTRANSPARENT_PEN);
wxGraphicsPen focus_pen = ctx->CreatePen(wxPen(*wxBLACK, pen_width));
wxGraphicsPen selection_pen = ctx->CreatePen(wxPen("GREY", pen_width));
wxGraphicsBrush pc_brush = ctx->CreateBrush(*wxGREEN_BRUSH);
wxGraphicsBrush bp_brush = ctx->CreateBrush(*wxRED_BRUSH);
wxGraphicsBrush back_brush = ctx->CreateBrush(*wxWHITE_BRUSH);
wxGraphicsBrush null_brush = ctx->CreateBrush(*wxTRANSPARENT_BRUSH);
// ------------
// -----------------------------
// Walk through all visible rows
// -----------------------------
for (int i = -num_rows; i <= num_rows; i++)
{
unsigned int address = m_curAddress + (i * m_align);
int row_y = (rc.height / 2) + (m_rowHeight * i) - (m_rowHeight / 2);
wxString temp = wxString::Format("%08x", address);
u32 color = m_debugger->GetColor(address);
wxBrush row_brush(wxColour(color >> 16, color >> 8, color));
ctx->SetBrush(back_brush);
ctx->SetPen(null_pen);
ctx->DrawRectangle(0, row_y, m_left_col_width, m_rowHeight);
if (address == m_debugger->GetPC())
ctx->SetBrush(pc_brush);
else
ctx->SetBrush(row_brush);
ctx->SetPen(null_pen);
ctx->DrawRectangle(m_left_col_width, row_y, col_width, m_rowHeight);
if (i == 0 || (m_selecting && address == m_selection))
{
if (m_selecting && address == m_selection)
ctx->SetPen(selection_pen);
else
ctx->SetPen(focus_pen);
ctx->SetBrush(null_brush);
// In a graphics context, the border of a rectangle is drawn along the edge,
// it does not count towards the width of the rectangle (i.e. drawn right on
// the pixel boundary of the fill area, half inside, half outside. For example
// a rect with a 1px pen at (5,5)->(10,10) will have an actual screen size of
// (4.5,4.5)->(10.5,10.5) with the line being aliased on the half-pixels)
double offset = pen_width / 2.0;
ctx->DrawRectangle(m_left_col_width + offset, row_y + offset, col_width - pen_width,
m_rowHeight - pen_width);
}
if (!m_plain)
{
// the address text is dark red
ctx->SetFont(DebuggerFont, wxColour(0x60, 0x00, 0x00));
ctx->DrawText(temp, text_col, row_y);
ctx->SetFont(DebuggerFont, *wxBLACK);
}
// If running
if (m_debugger->IsAlive())
{
std::vector<std::string> dis = SplitString(m_debugger->Disassemble(address), '\t');
dis.resize(2);
static const size_t VALID_BRANCH_LENGTH = 10;
const std::string& opcode = dis[0];
const std::string& operands = dis[1];
std::string desc;
// look for hex strings to decode branches
std::string hex_str;
size_t pos = operands.find("0x");
if (pos != std::string::npos)
{
hex_str = operands.substr(pos);
}
if (hex_str.length() == VALID_BRANCH_LENGTH)
{
u32 offs = std::stoul(hex_str, nullptr, 16);
branches[num_branches].src = row_y + (m_rowHeight / 2);
branches[num_branches].srcAddr = (address / m_align);
branches[num_branches++].dst =
(int)(row_y + ((s64)(u32)offs - (s64)(u32)address) * m_rowHeight / m_align +
m_rowHeight / 2);
desc = StringFromFormat("-->%s", m_debugger->GetDescription(offs).c_str());
// the -> arrow illustrations are purple
ctx->SetFont(DebuggerFont, branch_color);
}
else
{
ctx->SetFont(DebuggerFont, *wxBLACK);
}
ctx->DrawText(StrToWxStr(operands), text_col + 17 * char_width, row_y);
// ------------
// Show blr as its' own color
if (opcode == "blr")
ctx->SetFont(DebuggerFont, blr_color);
else
ctx->SetFont(DebuggerFont, instr_color);
ctx->DrawText(StrToWxStr(opcode), text_col + (m_plain ? 1 * char_width : 9 * char_width),
row_y);
if (desc.empty())
{
desc = m_debugger->GetDescription(address);
}
if (!m_plain)
{
ctx->SetFont(DebuggerFont, *wxBLUE);
// char temp[256];
// UnDecorateSymbolName(desc,temp,255,UNDNAME_COMPLETE);
if (!desc.empty())
{
ctx->DrawText(StrToWxStr(desc), text_col + 44 * char_width, row_y);
}
}
// Show red breakpoint dot
if (m_debugger->IsBreakpoint(address))
{
ctx->SetPen(null_pen);
ctx->SetBrush(bp_brush);
ctx->DrawEllipse(bp_offset_x, row_y + bp_offset_y, bp_size.GetWidth(), bp_size.GetHeight());
}
}
} // end of for
// ------------
// -------------------------
// Colors and brushes
// -------------------------
ctx->SetPen(focus_pen);
wxGraphicsPath branch_path = ctx->CreatePath();
for (int i = 0; i < num_branches; ++i)
{
int x = text_col + 60 * char_width + (branches[i].srcAddr % 9) * 8;
branch_path.MoveToPoint(x - 2 * scale, branches[i].src);
if (branches[i].dst < rc.height + 400 && branches[i].dst > -400)
{
branch_path.AddLineToPoint(x + 2 * scale, branches[i].src);
branch_path.AddLineToPoint(x + 2 * scale, branches[i].dst);
branch_path.AddLineToPoint(x - 4 * scale, branches[i].dst);
branch_path.MoveToPoint(x, branches[i].dst - 4 * scale);
branch_path.AddLineToPoint(x - 4 * scale, branches[i].dst);
branch_path.AddLineToPoint(x + 1 * scale, branches[i].dst + 5 * scale);
}
// else
//{
// This can be re-enabled when there is a scrollbar or
// something on the codeview (the lines are too long)
// LineTo(ctx, x+4, branches[i].src);
// MoveTo(x+2, branches[i].dst-4);
// LineTo(ctx, x+6, branches[i].dst);
// LineTo(ctx, x+1, branches[i].dst+5);
//}
// LineTo(ctx, x, branches[i].dst+4);
// LineTo(ctx, x-2, branches[i].dst);
}
// If the pen width is odd then we need to offset the path so that lines are drawn in
// the middle of pixels instead of the edge so we don't get aliasing.
if (pen_width & 1)
{
wxGraphicsMatrix matrix = ctx->CreateMatrix();
matrix.Translate(0.5, 0.5);
branch_path.Transform(matrix);
}
ctx->StrokePath(branch_path);
// ------------
}
