Inline the bodies of the color picker controls
Scrolling between the declarations and definitions is annoying.
This commit is contained in:
Thomas Goyne
parent
fa8fb65b8a
commit
0e58e3b09f
1 changed files with 310 additions and 333 deletions
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@ -80,6 +80,10 @@ enum class PickerDirection {
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Vert
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};
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static const int spectrum_horz_vert_arrow_size = 4;
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wxDEFINE_EVENT(EVT_SPECTRUM_CHANGE, wxCommandEvent);
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class ColorPickerSpectrum : public wxControl {
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int x;
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int y;
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@ -87,20 +91,162 @@ class ColorPickerSpectrum : public wxControl {
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wxBitmap *background;
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PickerDirection direction;
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void OnPaint(wxPaintEvent &evt);
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void OnMouse(wxMouseEvent &evt);
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void OnPaint(wxPaintEvent &evt) {
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if (!background) return;
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int height = background->GetHeight();
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int width = background->GetWidth();
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wxPaintDC dc(this);
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wxMemoryDC memdc;
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memdc.SelectObject(*background);
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dc.Blit(1, 1, width, height, &memdc, 0, 0);
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wxPoint arrow[3];
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wxRect arrow_box;
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wxPen invpen(*wxWHITE, 3);
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invpen.SetCap(wxCAP_BUTT);
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dc.SetLogicalFunction(wxXOR);
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dc.SetPen(invpen);
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switch (direction) {
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case PickerDirection::HorzVert:
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// Make a little cross
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dc.DrawLine(x-4, y+1, x+7, y+1);
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dc.DrawLine(x+1, y-4, x+1, y+7);
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break;
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case PickerDirection::Horz:
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// Make a vertical line stretching all the way across
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dc.DrawLine(x+1, 1, x+1, height+1);
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// Points for arrow
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arrow[0] = wxPoint(x+1, height+2);
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arrow[1] = wxPoint(x+1-spectrum_horz_vert_arrow_size, height+2+spectrum_horz_vert_arrow_size);
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arrow[2] = wxPoint(x+1+spectrum_horz_vert_arrow_size, height+2+spectrum_horz_vert_arrow_size);
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arrow_box.SetLeft(0);
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arrow_box.SetTop(height + 2);
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arrow_box.SetRight(width + 1 + spectrum_horz_vert_arrow_size);
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arrow_box.SetBottom(height + 2 + spectrum_horz_vert_arrow_size);
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break;
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case PickerDirection::Vert:
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// Make a horizontal line stretching all the way across
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dc.DrawLine(1, y+1, width+1, y+1);
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// Points for arrow
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arrow[0] = wxPoint(width+2, y+1);
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arrow[1] = wxPoint(width+2+spectrum_horz_vert_arrow_size, y+1-spectrum_horz_vert_arrow_size);
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arrow[2] = wxPoint(width+2+spectrum_horz_vert_arrow_size, y+1+spectrum_horz_vert_arrow_size);
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arrow_box.SetLeft(width + 2);
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arrow_box.SetTop(0);
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arrow_box.SetRight(width + 2 + spectrum_horz_vert_arrow_size);
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arrow_box.SetBottom(height + 1 + spectrum_horz_vert_arrow_size);
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break;
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}
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if (direction == PickerDirection::Horz || direction == PickerDirection::Vert) {
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wxBrush bgBrush;
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bgBrush.SetColour(GetBackgroundColour());
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dc.SetLogicalFunction(wxCOPY);
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dc.SetPen(*wxTRANSPARENT_PEN);
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dc.SetBrush(bgBrush);
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dc.DrawRectangle(arrow_box);
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// Arrow pointing at current point
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dc.SetBrush(*wxBLACK_BRUSH);
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dc.DrawPolygon(3, arrow);
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}
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// Border around the spectrum
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wxPen blkpen(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT), 1);
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blkpen.SetCap(wxCAP_BUTT);
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dc.SetLogicalFunction(wxCOPY);
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dc.SetPen(blkpen);
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dc.SetBrush(*wxTRANSPARENT_BRUSH);
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dc.DrawRectangle(0, 0, background->GetWidth()+2, background->GetHeight()+2);
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}
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void OnMouse(wxMouseEvent &evt) {
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evt.Skip();
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// We only care about mouse move events during a drag
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if (evt.Moving())
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return;
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if (evt.LeftDown()) {
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CaptureMouse();
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SetCursor(wxCursor(wxCURSOR_BLANK));
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}
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else if (evt.LeftUp() && HasCapture()) {
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ReleaseMouse();
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SetCursor(wxNullCursor);
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}
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if (evt.LeftDown() || (HasCapture() && evt.LeftIsDown())) {
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// Adjust for the 1px black border around the control
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int newx = mid(0, evt.GetX() - 1, GetClientSize().x - 3);
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int newy = mid(0, evt.GetY() - 1, GetClientSize().y - 3);
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SetXY(newx, newy);
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wxCommandEvent evt2(EVT_SPECTRUM_CHANGE, GetId());
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AddPendingEvent(evt2);
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}
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}
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bool AcceptsFocusFromKeyboard() const { return false; }
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public:
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ColorPickerSpectrum(wxWindow *parent, PickerDirection direction, wxSize size);
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ColorPickerSpectrum(wxWindow *parent, PickerDirection direction, wxSize size)
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: wxControl(parent, -1, wxDefaultPosition, wxDefaultSize, wxBORDER_NONE)
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, x(-1)
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, y(-1)
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, background(0)
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, direction(direction)
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{
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size.x += 2;
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size.y += 2;
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if (direction == PickerDirection::Vert) size.x += spectrum_horz_vert_arrow_size + 1;
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if (direction == PickerDirection::Horz) size.y += spectrum_horz_vert_arrow_size + 1;
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SetClientSize(size);
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SetMinSize(GetSize());
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Bind(wxEVT_LEFT_DOWN, &ColorPickerSpectrum::OnMouse, this);
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Bind(wxEVT_LEFT_UP, &ColorPickerSpectrum::OnMouse, this);
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Bind(wxEVT_MOTION, &ColorPickerSpectrum::OnMouse, this);
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Bind(wxEVT_PAINT, &ColorPickerSpectrum::OnPaint, this);
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}
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int GetX() const { return x; }
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int GetY() const { return y; }
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void SetXY(int xx, int yy);
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void SetBackground(wxBitmap *new_background, bool force = false);
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void SetXY(int xx, int yy) {
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if (x != xx || y != yy) {
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x = xx;
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y = yy;
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Refresh(false);
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}
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}
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/// @brief Set the background image for this spectrum
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/// @param new_background New background image
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/// @param force Repaint even if it appears to be the same image
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void SetBackground(wxBitmap *new_background, bool force = false) {
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if (background == new_background && !force) return;
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background = new_background;
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Refresh(false);
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}
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};
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#ifdef WIN32
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#define STATIC_BORDER_FLAG wxSTATIC_BORDER
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#else
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#define STATIC_BORDER_FLAG wxSIMPLE_BORDER
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#endif
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wxDEFINE_EVENT(EVT_RECENT_SELECT, wxThreadEvent);
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/// @class ColorPickerRecent
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/// @brief A grid of recently used colors which can be selected by clicking on them
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class ColorPickerRecent : public wxControl {
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@ -117,42 +263,191 @@ class ColorPickerRecent : public wxControl {
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/// Bitmap storing the cached background
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wxBitmap background;
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void OnClick(wxMouseEvent &evt);
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void OnPaint(wxPaintEvent &evt);
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void OnSize(wxSizeEvent &evt);
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void OnClick(wxMouseEvent &evt) {
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wxSize cs = GetClientSize();
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int cx = evt.GetX() * cols / cs.x;
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int cy = evt.GetY() * rows / cs.y;
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if (cx < 0 || cx > cols || cy < 0 || cy > rows) return;
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int i = cols*cy + cx;
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if (i >= 0 && i < (int)colors.size()) {
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wxThreadEvent evnt(EVT_RECENT_SELECT, GetId());
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evnt.SetPayload(colors[i]);
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AddPendingEvent(evnt);
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}
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}
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void OnPaint(wxPaintEvent &evt) {
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wxPaintDC pdc(this);
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PrepareDC(pdc);
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if (!background_valid) {
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wxSize sz = pdc.GetSize();
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background = wxBitmap(sz.x, sz.y);
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wxMemoryDC dc(background);
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dc.SetPen(*wxTRANSPARENT_PEN);
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for (int cy = 0; cy < rows; cy++) {
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for (int cx = 0; cx < cols; cx++) {
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int x = cx * cellsize;
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int y = cy * cellsize;
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dc.SetBrush(wxBrush(to_wx(colors[cy * cols + cx])));
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dc.DrawRectangle(x, y, x+cellsize, y+cellsize);
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}
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}
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background_valid = true;
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}
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pdc.DrawBitmap(background, 0, 0, false);
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}
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void OnSize(wxSizeEvent &evt) {
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background_valid = false;
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Refresh();
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}
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bool AcceptsFocusFromKeyboard() const { return false; }
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public:
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ColorPickerRecent(wxWindow *parent, int cols, int rows, int cellsize);
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ColorPickerRecent(wxWindow *parent, int cols, int rows, int cellsize)
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: wxControl(parent, -1, wxDefaultPosition, wxDefaultSize, STATIC_BORDER_FLAG)
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, rows(rows)
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, cols(cols)
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, cellsize(cellsize)
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, background_valid(false)
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{
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colors.resize(rows * cols);
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SetClientSize(cols*cellsize, rows*cellsize);
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SetMinSize(GetSize());
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SetMaxSize(GetSize());
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SetCursor(*wxCROSS_CURSOR);
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Bind(wxEVT_PAINT, &ColorPickerRecent::OnPaint, this);
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Bind(wxEVT_LEFT_DOWN, &ColorPickerRecent::OnClick, this);
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Bind(wxEVT_SIZE, &ColorPickerRecent::OnSize, this);
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}
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/// Load the colors to show
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void Load(std::vector<agi::Color> const& recent_colors);
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void Load(std::vector<agi::Color> const& recent_colors) {
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colors = recent_colors;
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colors.resize(rows * cols);
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}
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/// Get the list of recent colors
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std::vector<agi::Color> Save() const;
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std::vector<agi::Color> Save() const { return colors; }
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/// Add a color to the beginning of the recent list
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void AddColor(agi::Color color);
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void AddColor(agi::Color color) {
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auto existing = find(colors.begin(), colors.end(), color);
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if (existing != colors.end())
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rotate(colors.begin(), existing, existing + 1);
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else {
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colors.insert(colors.begin(), color);
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colors.pop_back();
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}
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background_valid = false;
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Refresh(false);
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}
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};
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wxDEFINE_EVENT(EVT_DROPPER_SELECT, wxThreadEvent);
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class ColorPickerScreenDropper : public wxControl {
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wxBitmap capture;
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int resx, resy;
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int magnification;
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void OnMouse(wxMouseEvent &evt);
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void OnPaint(wxPaintEvent &evt);
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void OnMouse(wxMouseEvent &evt) {
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int x = evt.GetX();
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int y = evt.GetY();
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if (x >= 0 && x < capture.GetWidth() && y >= 0 && y < capture.GetHeight()) {
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wxNativePixelData pd(capture, wxRect(x, y, 1, 1));
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wxNativePixelData::Iterator pdi(pd.GetPixels());
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agi::Color color(pdi.Red(), pdi.Green(), pdi.Blue(), 0);
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wxThreadEvent evnt(EVT_DROPPER_SELECT, GetId());
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evnt.SetPayload(color);
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AddPendingEvent(evnt);
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}
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}
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void OnPaint(wxPaintEvent &evt) {
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wxPaintDC(this).DrawBitmap(capture, 0, 0);
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}
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bool AcceptsFocusFromKeyboard() const { return false; }
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public:
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ColorPickerScreenDropper(wxWindow *parent, int resx, int resy, int magnification);
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ColorPickerScreenDropper(wxWindow *parent, int resx, int resy, int magnification)
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: wxControl(parent, -1, wxDefaultPosition, wxDefaultSize, STATIC_BORDER_FLAG)
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, capture(resx * magnification, resy * magnification, wxNativePixelFormat::BitsPerPixel)
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, resx(resx)
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, resy(resy)
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, magnification(magnification)
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{
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SetClientSize(resx*magnification, resy*magnification);
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SetMinSize(GetSize());
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SetMaxSize(GetSize());
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SetCursor(*wxCROSS_CURSOR);
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wxMemoryDC capdc(capture);
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capdc.SetPen(*wxTRANSPARENT_PEN);
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capdc.SetBrush(*wxWHITE_BRUSH);
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capdc.DrawRectangle(0, 0, capture.GetWidth(), capture.GetHeight());
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Bind(wxEVT_PAINT, &ColorPickerScreenDropper::OnPaint, this);
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Bind(wxEVT_LEFT_DOWN, &ColorPickerScreenDropper::OnMouse, this);
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}
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void DropFromScreenXY(int x, int y);
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};
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void ColorPickerScreenDropper::DropFromScreenXY(int x, int y) {
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wxMemoryDC capdc(capture);
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capdc.SetPen(*wxTRANSPARENT_PEN);
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#ifndef __WXMAC__
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wxScreenDC screen;
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capdc.StretchBlit(0, 0, resx * magnification, resy * magnification,
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&screen, x - resx / 2, y - resy / 2, resx, resy);
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#else
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// wxScreenDC doesn't work on recent versions of OS X so do it manually
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// Doesn't bother handling the case where the rect overlaps two monitors
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CGDirectDisplayID display_id;
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uint32_t display_count;
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CGGetDisplaysWithPoint(CGPointMake(x, y), 1, &display_id, &display_count);
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agi::scoped_holder<CGImageRef> img(CGDisplayCreateImageForRect(display_id, CGRectMake(x - resx / 2, y - resy / 2, resx, resy)), CGImageRelease);
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NSUInteger width = CGImageGetWidth(img);
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NSUInteger height = CGImageGetHeight(img);
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std::vector<uint8_t> imgdata(height * width * 4);
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agi::scoped_holder<CGColorSpaceRef> colorspace(CGColorSpaceCreateDeviceRGB(), CGColorSpaceRelease);
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agi::scoped_holder<CGContextRef> bmp_context(CGBitmapContextCreate(&imgdata[0], width, height, 8, 4 * width, colorspace, kCGImageAlphaPremultipliedLast | kCGBitmapByteOrder32Big), CGContextRelease);
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CGContextDrawImage(bmp_context, CGRectMake(0, 0, width, height), img);
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for (int x = 0; x < resx; x++) {
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for (int y = 0; y < resy; y++) {
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uint8_t *pixel = &imgdata[y * width * 4 + x * 4];
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capdc.SetBrush(wxBrush(wxColour(pixel[0], pixel[1], pixel[2])));
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capdc.DrawRectangle(x * magnification, y * magnification, magnification, magnification);
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}
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}
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#endif
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Refresh(false);
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}
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class DialogColorPicker : public wxDialog {
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agi::scoped_ptr<PersistLocation> persist;
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@ -246,324 +541,6 @@ public:
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void AddColorToRecent();
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};
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static const int spectrum_horz_vert_arrow_size = 4;
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ColorPickerSpectrum::ColorPickerSpectrum(wxWindow *parent, PickerDirection direction, wxSize size)
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: wxControl(parent, -1, wxDefaultPosition, wxDefaultSize, wxBORDER_NONE)
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, x(-1)
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, y(-1)
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, background(0)
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, direction(direction)
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{
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size.x += 2;
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size.y += 2;
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if (direction == PickerDirection::Vert) size.x += spectrum_horz_vert_arrow_size + 1;
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if (direction == PickerDirection::Horz) size.y += spectrum_horz_vert_arrow_size + 1;
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SetClientSize(size);
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SetMinSize(GetSize());
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Bind(wxEVT_LEFT_DOWN, &ColorPickerSpectrum::OnMouse, this);
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Bind(wxEVT_LEFT_UP, &ColorPickerSpectrum::OnMouse, this);
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Bind(wxEVT_MOTION, &ColorPickerSpectrum::OnMouse, this);
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Bind(wxEVT_PAINT, &ColorPickerSpectrum::OnPaint, this);
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}
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void ColorPickerSpectrum::SetXY(int xx, int yy) {
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if (x != xx || y != yy) {
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x = xx;
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y = yy;
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Refresh(false);
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}
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}
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/// @brief Set the background image for this spectrum
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/// @param new_background New background image
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/// @param force Repaint even if it appears to be the same image
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void ColorPickerSpectrum::SetBackground(wxBitmap *new_background, bool force) {
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if (background == new_background && !force) return;
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background = new_background;
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Refresh(false);
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}
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wxDEFINE_EVENT(EVT_SPECTRUM_CHANGE, wxCommandEvent);
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void ColorPickerSpectrum::OnPaint(wxPaintEvent &) {
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if (!background) return;
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int height = background->GetHeight();
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int width = background->GetWidth();
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wxPaintDC dc(this);
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wxMemoryDC memdc;
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memdc.SelectObject(*background);
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dc.Blit(1, 1, width, height, &memdc, 0, 0);
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wxPoint arrow[3];
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wxRect arrow_box;
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wxPen invpen(*wxWHITE, 3);
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invpen.SetCap(wxCAP_BUTT);
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dc.SetLogicalFunction(wxXOR);
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dc.SetPen(invpen);
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switch (direction) {
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case PickerDirection::HorzVert:
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// Make a little cross
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dc.DrawLine(x-4, y+1, x+7, y+1);
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dc.DrawLine(x+1, y-4, x+1, y+7);
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break;
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case PickerDirection::Horz:
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// Make a vertical line stretching all the way across
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dc.DrawLine(x+1, 1, x+1, height+1);
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// Points for arrow
|
||||
arrow[0] = wxPoint(x+1, height+2);
|
||||
arrow[1] = wxPoint(x+1-spectrum_horz_vert_arrow_size, height+2+spectrum_horz_vert_arrow_size);
|
||||
arrow[2] = wxPoint(x+1+spectrum_horz_vert_arrow_size, height+2+spectrum_horz_vert_arrow_size);
|
||||
|
||||
arrow_box.SetLeft(0);
|
||||
arrow_box.SetTop(height + 2);
|
||||
arrow_box.SetRight(width + 1 + spectrum_horz_vert_arrow_size);
|
||||
arrow_box.SetBottom(height + 2 + spectrum_horz_vert_arrow_size);
|
||||
break;
|
||||
case PickerDirection::Vert:
|
||||
// Make a horizontal line stretching all the way across
|
||||
dc.DrawLine(1, y+1, width+1, y+1);
|
||||
// Points for arrow
|
||||
arrow[0] = wxPoint(width+2, y+1);
|
||||
arrow[1] = wxPoint(width+2+spectrum_horz_vert_arrow_size, y+1-spectrum_horz_vert_arrow_size);
|
||||
arrow[2] = wxPoint(width+2+spectrum_horz_vert_arrow_size, y+1+spectrum_horz_vert_arrow_size);
|
||||
|
||||
arrow_box.SetLeft(width + 2);
|
||||
arrow_box.SetTop(0);
|
||||
arrow_box.SetRight(width + 2 + spectrum_horz_vert_arrow_size);
|
||||
arrow_box.SetBottom(height + 1 + spectrum_horz_vert_arrow_size);
|
||||
break;
|
||||
}
|
||||
|
||||
if (direction == PickerDirection::Horz || direction == PickerDirection::Vert) {
|
||||
wxBrush bgBrush;
|
||||
bgBrush.SetColour(GetBackgroundColour());
|
||||
dc.SetLogicalFunction(wxCOPY);
|
||||
dc.SetPen(*wxTRANSPARENT_PEN);
|
||||
dc.SetBrush(bgBrush);
|
||||
dc.DrawRectangle(arrow_box);
|
||||
|
||||
// Arrow pointing at current point
|
||||
dc.SetBrush(*wxBLACK_BRUSH);
|
||||
dc.DrawPolygon(3, arrow);
|
||||
}
|
||||
|
||||
// Border around the spectrum
|
||||
wxPen blkpen(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT), 1);
|
||||
blkpen.SetCap(wxCAP_BUTT);
|
||||
|
||||
dc.SetLogicalFunction(wxCOPY);
|
||||
dc.SetPen(blkpen);
|
||||
dc.SetBrush(*wxTRANSPARENT_BRUSH);
|
||||
dc.DrawRectangle(0, 0, background->GetWidth()+2, background->GetHeight()+2);
|
||||
}
|
||||
|
||||
void ColorPickerSpectrum::OnMouse(wxMouseEvent &evt) {
|
||||
evt.Skip();
|
||||
|
||||
// We only care about mouse move events during a drag
|
||||
if (evt.Moving())
|
||||
return;
|
||||
|
||||
if (evt.LeftDown()) {
|
||||
CaptureMouse();
|
||||
SetCursor(wxCursor(wxCURSOR_BLANK));
|
||||
}
|
||||
else if (evt.LeftUp() && HasCapture()) {
|
||||
ReleaseMouse();
|
||||
SetCursor(wxNullCursor);
|
||||
}
|
||||
|
||||
if (evt.LeftDown() || (HasCapture() && evt.LeftIsDown())) {
|
||||
// Adjust for the 1px black border around the control
|
||||
int newx = mid(0, evt.GetX() - 1, GetClientSize().x - 3);
|
||||
int newy = mid(0, evt.GetY() - 1, GetClientSize().y - 3);
|
||||
SetXY(newx, newy);
|
||||
wxCommandEvent evt2(EVT_SPECTRUM_CHANGE, GetId());
|
||||
AddPendingEvent(evt2);
|
||||
}
|
||||
}
|
||||
|
||||
#ifdef WIN32
|
||||
#define STATIC_BORDER_FLAG wxSTATIC_BORDER
|
||||
#else
|
||||
#define STATIC_BORDER_FLAG wxSIMPLE_BORDER
|
||||
#endif
|
||||
|
||||
ColorPickerRecent::ColorPickerRecent(wxWindow *parent, int cols, int rows, int cellsize)
|
||||
: wxControl(parent, -1, wxDefaultPosition, wxDefaultSize, STATIC_BORDER_FLAG)
|
||||
, rows(rows)
|
||||
, cols(cols)
|
||||
, cellsize(cellsize)
|
||||
, background_valid(false) {
|
||||
colors.resize(rows * cols);
|
||||
SetClientSize(cols*cellsize, rows*cellsize);
|
||||
SetMinSize(GetSize());
|
||||
SetMaxSize(GetSize());
|
||||
SetCursor(*wxCROSS_CURSOR);
|
||||
|
||||
Bind(wxEVT_PAINT, &ColorPickerRecent::OnPaint, this);
|
||||
Bind(wxEVT_LEFT_DOWN, &ColorPickerRecent::OnClick, this);
|
||||
Bind(wxEVT_SIZE, &ColorPickerRecent::OnSize, this);
|
||||
}
|
||||
|
||||
void ColorPickerRecent::Load(std::vector<agi::Color> const& recent_colors) {
|
||||
colors = recent_colors;
|
||||
colors.resize(rows * cols);
|
||||
}
|
||||
|
||||
std::vector<agi::Color> ColorPickerRecent::Save() const {
|
||||
return colors;
|
||||
}
|
||||
|
||||
void ColorPickerRecent::AddColor(agi::Color color) {
|
||||
auto existing = find(colors.begin(), colors.end(), color);
|
||||
if (existing != colors.end())
|
||||
rotate(colors.begin(), existing, existing + 1);
|
||||
else {
|
||||
colors.insert(colors.begin(), color);
|
||||
colors.pop_back();
|
||||
}
|
||||
|
||||
background_valid = false;
|
||||
|
||||
Refresh(false);
|
||||
}
|
||||
|
||||
wxDEFINE_EVENT(EVT_RECENT_SELECT, wxThreadEvent);
|
||||
|
||||
void ColorPickerRecent::OnClick(wxMouseEvent &evt) {
|
||||
wxSize cs = GetClientSize();
|
||||
int cx = evt.GetX() * cols / cs.x;
|
||||
int cy = evt.GetY() * rows / cs.y;
|
||||
if (cx < 0 || cx > cols || cy < 0 || cy > rows) return;
|
||||
int i = cols*cy + cx;
|
||||
|
||||
if (i >= 0 && i < (int)colors.size()) {
|
||||
wxThreadEvent evnt(EVT_RECENT_SELECT, GetId());
|
||||
evnt.SetPayload(colors[i]);
|
||||
AddPendingEvent(evnt);
|
||||
}
|
||||
}
|
||||
|
||||
void ColorPickerRecent::OnPaint(wxPaintEvent &) {
|
||||
wxPaintDC pdc(this);
|
||||
PrepareDC(pdc);
|
||||
|
||||
if (!background_valid) {
|
||||
wxSize sz = pdc.GetSize();
|
||||
|
||||
background = wxBitmap(sz.x, sz.y);
|
||||
wxMemoryDC dc(background);
|
||||
|
||||
dc.SetPen(*wxTRANSPARENT_PEN);
|
||||
|
||||
for (int cy = 0; cy < rows; cy++) {
|
||||
for (int cx = 0; cx < cols; cx++) {
|
||||
int x = cx * cellsize;
|
||||
int y = cy * cellsize;
|
||||
|
||||
dc.SetBrush(wxBrush(to_wx(colors[cy * cols + cx])));
|
||||
dc.DrawRectangle(x, y, x+cellsize, y+cellsize);
|
||||
}
|
||||
}
|
||||
|
||||
background_valid = true;
|
||||
}
|
||||
|
||||
pdc.DrawBitmap(background, 0, 0, false);
|
||||
}
|
||||
|
||||
void ColorPickerRecent::OnSize(wxSizeEvent &) {
|
||||
background_valid = false;
|
||||
Refresh();
|
||||
}
|
||||
|
||||
ColorPickerScreenDropper::ColorPickerScreenDropper(wxWindow *parent, int resx, int resy, int magnification)
|
||||
: wxControl(parent, -1, wxDefaultPosition, wxDefaultSize, STATIC_BORDER_FLAG)
|
||||
, capture(resx * magnification, resy * magnification, wxNativePixelFormat::BitsPerPixel)
|
||||
, resx(resx)
|
||||
, resy(resy)
|
||||
, magnification(magnification) {
|
||||
SetClientSize(resx*magnification, resy*magnification);
|
||||
SetMinSize(GetSize());
|
||||
SetMaxSize(GetSize());
|
||||
SetCursor(*wxCROSS_CURSOR);
|
||||
|
||||
wxMemoryDC capdc(capture);
|
||||
capdc.SetPen(*wxTRANSPARENT_PEN);
|
||||
capdc.SetBrush(*wxWHITE_BRUSH);
|
||||
capdc.DrawRectangle(0, 0, capture.GetWidth(), capture.GetHeight());
|
||||
|
||||
Bind(wxEVT_PAINT, &ColorPickerScreenDropper::OnPaint, this);
|
||||
Bind(wxEVT_LEFT_DOWN, &ColorPickerScreenDropper::OnMouse, this);
|
||||
}
|
||||
|
||||
wxDEFINE_EVENT(EVT_DROPPER_SELECT, wxThreadEvent);
|
||||
|
||||
void ColorPickerScreenDropper::OnMouse(wxMouseEvent &evt) {
|
||||
int x = evt.GetX();
|
||||
int y = evt.GetY();
|
||||
|
||||
if (x >= 0 && x < capture.GetWidth() && y >= 0 && y < capture.GetHeight()) {
|
||||
wxNativePixelData pd(capture, wxRect(x, y, 1, 1));
|
||||
wxNativePixelData::Iterator pdi(pd.GetPixels());
|
||||
agi::Color color(pdi.Red(), pdi.Green(), pdi.Blue(), 0);
|
||||
|
||||
wxThreadEvent evnt(EVT_DROPPER_SELECT, GetId());
|
||||
evnt.SetPayload(color);
|
||||
AddPendingEvent(evnt);
|
||||
}
|
||||
}
|
||||
|
||||
void ColorPickerScreenDropper::OnPaint(wxPaintEvent &) {
|
||||
wxPaintDC(this).DrawBitmap(capture, 0, 0);
|
||||
}
|
||||
|
||||
void ColorPickerScreenDropper::DropFromScreenXY(int x, int y) {
|
||||
wxMemoryDC capdc(capture);
|
||||
capdc.SetPen(*wxTRANSPARENT_PEN);
|
||||
#ifndef __WXMAC__
|
||||
wxScreenDC screen;
|
||||
capdc.StretchBlit(0, 0, resx * magnification, resy * magnification,
|
||||
&screen, x - resx / 2, y - resy / 2, resx, resy);
|
||||
#else
|
||||
// wxScreenDC doesn't work on recent versions of OS X so do it manually
|
||||
|
||||
// Doesn't bother handling the case where the rect overlaps two monitors
|
||||
CGDirectDisplayID display_id;
|
||||
uint32_t display_count;
|
||||
CGGetDisplaysWithPoint(CGPointMake(x, y), 1, &display_id, &display_count);
|
||||
|
||||
agi::scoped_holder<CGImageRef> img(CGDisplayCreateImageForRect(display_id, CGRectMake(x - resx / 2, y - resy / 2, resx, resy)), CGImageRelease);
|
||||
NSUInteger width = CGImageGetWidth(img);
|
||||
NSUInteger height = CGImageGetHeight(img);
|
||||
std::vector<uint8_t> imgdata(height * width * 4);
|
||||
|
||||
agi::scoped_holder<CGColorSpaceRef> colorspace(CGColorSpaceCreateDeviceRGB(), CGColorSpaceRelease);
|
||||
agi::scoped_holder<CGContextRef> bmp_context(CGBitmapContextCreate(&imgdata[0], width, height, 8, 4 * width, colorspace, kCGImageAlphaPremultipliedLast | kCGBitmapByteOrder32Big), CGContextRelease);
|
||||
|
||||
CGContextDrawImage(bmp_context, CGRectMake(0, 0, width, height), img);
|
||||
|
||||
for (int x = 0; x < resx; x++) {
|
||||
for (int y = 0; y < resy; y++) {
|
||||
uint8_t *pixel = &imgdata[y * width * 4 + x * 4];
|
||||
capdc.SetBrush(wxBrush(wxColour(pixel[0], pixel[1], pixel[2])));
|
||||
capdc.DrawRectangle(x * magnification, y * magnification, magnification, magnification);
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
Refresh(false);
|
||||
}
|
||||
|
||||
static const int slider_width = 10; ///< width in pixels of the color slider control
|
||||
static const int alpha_box_size = 5;
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue