void
LanguageListView::Draw(BRect updateRect)
{
BOutlineListView::Draw(updateRect);
if (fDropIndex >= 0 && fDropTargetHighlightFrame.IsValid()) {
// TODO: decide if drawing of a drop target indicator should be moved
// into ControlLook
BGradientLinear gradient;
int step = fGlobalDropTargetIndicator ? 64 : 128;
for (int i = 0; i < 256; i += step)
gradient.AddColor(i % (step * 2) == 0
? ViewColor() : ui_color(B_CONTROL_HIGHLIGHT_COLOR), i);
gradient.AddColor(ViewColor(), 255);
gradient.SetStart(fDropTargetHighlightFrame.LeftTop());
gradient.SetEnd(fDropTargetHighlightFrame.RightBottom());
if (fGlobalDropTargetIndicator) {
BRegion region(fDropTargetHighlightFrame);
region.Exclude(fDropTargetHighlightFrame.InsetByCopy(2.0, 2.0));
ConstrainClippingRegion(®ion);
FillRect(fDropTargetHighlightFrame, gradient);
ConstrainClippingRegion(NULL);
} else
FillRect(fDropTargetHighlightFrame, gradient);
}
}
/*! \brief Draws a rectangle with a gradient.
\param down The rectangle should be drawn recessed or not
*/
void
MacDecorator::_DrawBlendedRect(DrawingEngine* engine, BRect rect,
bool down/*, bool focus*/)
{
// figure out which colors to use
rgb_color startColor, endColor;
if (down) {
startColor = fButtonLowColor;
endColor = frame_highcol;
} else {
startColor = fButtonHighColor;
endColor = frame_lowercol;
}
// fill
BGradientLinear gradient;
gradient.SetStart(rect.LeftTop());
gradient.SetEnd(rect.RightBottom());
gradient.AddColor(startColor, 0);
gradient.AddColor(endColor, 255);
engine->FillRect(rect, gradient);
}
//! converts a gradient from local *drawing* to screen coordinate system
void
View::ConvertToScreenForDrawing(BGradient* gradient) const
{
switch(gradient->GetType()) {
case BGradient::TYPE_LINEAR: {
BGradientLinear* linear = (BGradientLinear*) gradient;
BPoint start = linear->Start();
BPoint end = linear->End();
fDrawState->Transform(&start);
ConvertToScreen(&start);
fDrawState->Transform(&end);
ConvertToScreen(&end);
linear->SetStart(start);
linear->SetEnd(end);
linear->SortColorStopsByOffset();
break;
}
case BGradient::TYPE_RADIAL: {
BGradientRadial* radial = (BGradientRadial*) gradient;
BPoint center = radial->Center();
fDrawState->Transform(¢er);
ConvertToScreen(¢er);
radial->SetCenter(center);
radial->SortColorStopsByOffset();
break;
}
case BGradient::TYPE_RADIAL_FOCUS: {
BGradientRadialFocus* radialFocus = (BGradientRadialFocus*) gradient;
BPoint center = radialFocus->Center();
BPoint focal = radialFocus->Focal();
fDrawState->Transform(¢er);
ConvertToScreen(¢er);
fDrawState->Transform(&focal);
ConvertToScreen(&focal);
radialFocus->SetCenter(center);
radialFocus->SetFocal(focal);
radialFocus->SortColorStopsByOffset();
break;
}
case BGradient::TYPE_DIAMOND: {
BGradientDiamond* diamond = (BGradientDiamond*) gradient;
BPoint center = diamond->Center();
fDrawState->Transform(¢er);
ConvertToScreen(¢er);
diamond->SetCenter(center);
diamond->SortColorStopsByOffset();
break;
}
case BGradient::TYPE_CONIC: {
BGradientConic* conic = (BGradientConic*) gradient;
BPoint center = conic->Center();
fDrawState->Transform(¢er);
ConvertToScreen(¢er);
conic->SetCenter(center);
conic->SortColorStopsByOffset();
break;
}
case BGradient::TYPE_NONE: {
break;
}
}
}
void
PlaylistListView::Item::Draw(BView* owner, BRect frame, const font_height& fh,
bool tintedLine, uint32 mode, bool active, uint32 playbackState)
{
rgb_color color = (rgb_color) {
255, 255, 255, 255
};
if (tintedLine)
color = tint_color(color, 1.04);
// background
if (IsSelected())
color = tint_color(color, B_DARKEN_2_TINT);
owner->SetLowColor(color);
owner->FillRect(frame, B_SOLID_LOW);
// label
rgb_color black = (rgb_color) {
0, 0, 0, 255
};
owner->SetHighColor(black);
const char* text = Text();
switch (mode) {
case DISPLAY_NAME:
// TODO
break;
case DISPLAY_PATH:
// TODO
break;
default:
break;
}
float playbackMarkSize = playback_mark_size(fh);
float textOffset = text_offset(fh);
BString truncatedString(text);
owner->TruncateString(&truncatedString, B_TRUNCATE_MIDDLE,
frame.Width() - playbackMarkSize - textOffset);
owner->DrawString(truncatedString.String(),
BPoint(frame.left + playbackMarkSize + textOffset,
floorf(frame.top + frame.bottom + fh.ascent) / 2 - 1));
// playmark
if (active) {
rgb_color green = (rgb_color) {
0, 255, 0, 255
};
if (playbackState != PLAYBACK_STATE_PLAYING)
green = tint_color(color, B_DARKEN_1_TINT);
BRect r(0, 0, playbackMarkSize, playbackMarkSize);
r.OffsetTo(frame.left + 4,
ceilf((frame.top + frame.bottom - playbackMarkSize) / 2));
#ifdef __ANTARES__
uint32 flags = owner->Flags();
owner->SetFlags(flags | B_SUBPIXEL_PRECISE);
BShape shape;
shape.MoveTo(r.LeftTop());
shape.LineTo(r.LeftBottom());
shape.LineTo(BPoint(r.right, (r.top + r.bottom) / 2));
shape.Close();
owner->MovePenTo(B_ORIGIN);
owner->FillShape(&shape);
shape.Clear();
r.InsetBy(1, 1);
shape.MoveTo(r.LeftTop());
shape.LineTo(r.LeftBottom());
shape.LineTo(BPoint(r.right, (r.top + r.bottom) / 2));
shape.Close();
BGradientLinear gradient;
gradient.SetStart(r.LeftTop());
gradient.SetEnd(r.LeftBottom());
gradient.AddColor(tint_color(green, B_LIGHTEN_1_TINT), 0);
gradient.AddColor(tint_color(green, B_DARKEN_1_TINT), 255.0);
owner->FillShape(&shape, gradient);
owner->SetFlags(flags);
#else
BPoint arrow[3];
arrow[0] = r.LeftTop();
arrow[1] = r.LeftBottom();
arrow[2].x = r.right;
arrow[2].y = (r.top + r.bottom) / 2;
rgb_color lightGreen = tint_color(green, B_LIGHTEN_2_TINT);
rgb_color darkGreen = tint_color(green, B_DARKEN_2_TINT);
owner->BeginLineArray(6);
// black outline
owner->AddLine(arrow[0], arrow[1], black);
owner->AddLine(BPoint(arrow[1].x + 1.0, arrow[1].y - 1.0),
arrow[2], black);
owner->AddLine(arrow[0], arrow[2], black);
// inset arrow
arrow[0].x += 1.0;
arrow[0].y += 2.0;
arrow[1].x += 1.0;
arrow[1].y -= 2.0;
arrow[2].x -= 2.0;
// highlights and shadow
owner->AddLine(arrow[1], arrow[2], darkGreen);
owner->AddLine(arrow[0], arrow[2], lightGreen);
owner->AddLine(arrow[0], arrow[1], lightGreen);
owner->EndLineArray();
// fill green
arrow[0].x += 1.0;
arrow[0].y += 1.0;
arrow[1].x += 1.0;
arrow[1].y -= 1.0;
arrow[2].x -= 2.0;
owner->SetLowColor(owner->HighColor());
owner->SetHighColor(green);
owner->FillPolygon(arrow, 3);
#endif // __ANTARES__
}
}
void
PlaylistListView::Item::Draw(BView* owner, BRect frame, const font_height& fh,
bool tintedLine, uint32 mode, bool active, uint32 playbackState)
{
rgb_color color = (rgb_color){ 255, 255, 255, 255 };
if (tintedLine)
color = tint_color(color, 1.04);
// background
if (IsSelected())
color = tint_color(color, B_DARKEN_2_TINT);
owner->SetLowColor(color);
owner->FillRect(frame, B_SOLID_LOW);
// label
rgb_color black = (rgb_color){ 0, 0, 0, 255 };
owner->SetHighColor(black);
const char* text = Text();
switch (mode) {
case DISPLAY_NAME:
// TODO
break;
case DISPLAY_PATH:
// TODO
break;
default:
break;
}
float playbackMarkSize = playback_mark_size(fh);
float textOffset = text_offset(fh);
BString truncatedString(text);
owner->TruncateString(&truncatedString, B_TRUNCATE_MIDDLE,
frame.Width() - playbackMarkSize - textOffset);
owner->DrawString(truncatedString.String(),
BPoint(frame.left + playbackMarkSize + textOffset,
floorf(frame.top + frame.bottom + fh.ascent) / 2 - 1));
// playmark
if (active) {
rgb_color green = (rgb_color){ 0, 255, 0, 255 };
if (playbackState != PLAYBACK_STATE_PLAYING)
green = tint_color(color, B_DARKEN_1_TINT);
BRect r(0, 0, playbackMarkSize, playbackMarkSize);
r.OffsetTo(frame.left + 4,
ceilf((frame.top + frame.bottom - playbackMarkSize) / 2));
uint32 flags = owner->Flags();
owner->SetFlags(flags | B_SUBPIXEL_PRECISE);
BShape shape;
shape.MoveTo(r.LeftTop());
shape.LineTo(r.LeftBottom());
shape.LineTo(BPoint(r.right, (r.top + r.bottom) / 2));
shape.Close();
owner->MovePenTo(B_ORIGIN);
owner->FillShape(&shape);
shape.Clear();
r.InsetBy(1, 1);
shape.MoveTo(r.LeftTop());
shape.LineTo(r.LeftBottom());
shape.LineTo(BPoint(r.right, (r.top + r.bottom) / 2));
shape.Close();
BGradientLinear gradient;
gradient.SetStart(r.LeftTop());
gradient.SetEnd(r.LeftBottom());
gradient.AddColor(tint_color(green, B_LIGHTEN_1_TINT), 0);
gradient.AddColor(tint_color(green, B_DARKEN_1_TINT), 255.0);
owner->FillShape(&shape, gradient);
owner->SetFlags(flags);
}
}
status_t
LinkReceiver::ReadGradient(BGradient** _gradient)
{
GTRACE(("LinkReceiver::ReadGradient\n"));
BGradient::Type gradientType;
int32 colorsCount;
Read(&gradientType, sizeof(BGradient::Type));
status_t status = Read(&colorsCount, sizeof(int32));
if (status != B_OK)
return status;
BGradient* gradient = gradient_for_type(gradientType);
if (!gradient)
return B_NO_MEMORY;
*_gradient = gradient;
if (colorsCount > 0) {
BGradient::ColorStop stop;
for (int i = 0; i < colorsCount; i++) {
if ((status = Read(&stop, sizeof(BGradient::ColorStop))) != B_OK)
return status;
if (!gradient->AddColorStop(stop, i))
return B_NO_MEMORY;
}
}
switch (gradientType) {
case BGradient::TYPE_LINEAR:
{
GTRACE(("LinkReceiver::ReadGradient> type == TYPE_LINEAR\n"));
BGradientLinear* linear = (BGradientLinear*)gradient;
BPoint start;
BPoint end;
Read(&start, sizeof(BPoint));
if ((status = Read(&end, sizeof(BPoint))) != B_OK)
return status;
linear->SetStart(start);
linear->SetEnd(end);
return B_OK;
}
case BGradient::TYPE_RADIAL:
{
GTRACE(("LinkReceiver::ReadGradient> type == TYPE_RADIAL\n"));
BGradientRadial* radial = (BGradientRadial*)gradient;
BPoint center;
float radius;
Read(¢er, sizeof(BPoint));
if ((status = Read(&radius, sizeof(float))) != B_OK)
return status;
radial->SetCenter(center);
radial->SetRadius(radius);
return B_OK;
}
case BGradient::TYPE_RADIAL_FOCUS:
{
GTRACE(("LinkReceiver::ReadGradient> type == TYPE_RADIAL_FOCUS\n"));
BGradientRadialFocus* radialFocus =
(BGradientRadialFocus*)gradient;
BPoint center;
BPoint focal;
float radius;
Read(¢er, sizeof(BPoint));
Read(&focal, sizeof(BPoint));
if ((status = Read(&radius, sizeof(float))) != B_OK)
return status;
radialFocus->SetCenter(center);
radialFocus->SetFocal(focal);
radialFocus->SetRadius(radius);
return B_OK;
}
case BGradient::TYPE_DIAMOND:
{
GTRACE(("LinkReceiver::ReadGradient> type == TYPE_DIAMOND\n"));
BGradientDiamond* diamond = (BGradientDiamond*)gradient;
BPoint center;
if ((status = Read(¢er, sizeof(BPoint))) != B_OK)
return status;
diamond->SetCenter(center);
return B_OK;
}
case BGradient::TYPE_CONIC:
{
GTRACE(("LinkReceiver::ReadGradient> type == TYPE_CONIC\n"));
BGradientConic* conic = (BGradientConic*)gradient;
BPoint center;
float angle;
Read(¢er, sizeof(BPoint));
if ((status = Read(&angle, sizeof(float))) != B_OK)
return status;
conic->SetCenter(center);
conic->SetAngle(angle);
return B_OK;
}
case BGradient::TYPE_NONE:
{
GTRACE(("LinkReceiver::ReadGradient> type == TYPE_NONE\n"));
break;
}
}
return B_ERROR;
}
void
GradientsView::DrawLinear(BRect update)
{
BGradientLinear gradient;
rgb_color c;
c.red = 255;
c.green = 0;
c.blue = 0;
gradient.AddColor(c, 0);
c.red = 0;
c.green = 255;
c.blue = 0;
gradient.AddColor(c, 127);
c.red = 0;
c.green = 0;
c.blue = 255;
gradient.AddColor(c, 255);
// RoundRect
SetHighColor(0, 0, 0);
FillRoundRect(BRect(10, 10, 110, 110), 5, 5);
gradient.SetStart(BPoint(120, 10));
gradient.SetEnd(BPoint(220, 110));
FillRoundRect(BRect(120, 10, 220, 110), 5, 5, gradient);
// Rect
SetHighColor(0, 0, 0);
FillRect(BRect(10, 120, 110, 220));
gradient.SetStart(BPoint(120, 120));
gradient.SetEnd(BPoint(220, 220));
FillRect(BRect(120, 120, 220, 220), gradient);
// Triangle
SetHighColor(0, 0, 0);
FillTriangle(BPoint(60, 230), BPoint(10, 330), BPoint(110, 330));
gradient.SetStart(BPoint(60, 230));
gradient.SetEnd(BPoint(60, 330));
FillTriangle(BPoint(170, 230), BPoint(120, 330), BPoint(220, 330),
gradient);
// Ellipse
SetHighColor(0, 0, 0);
FillEllipse(BPoint(60, 390), 50, 50);
gradient.SetStart(BPoint(60, 340));
gradient.SetEnd(BPoint(60, 440));
FillEllipse(BPoint(170, 390), 50, 50, gradient);
}
void
VolumeSlider::DrawThumb()
{
#if ROUND_KNOB
// Draw a round thumb
BRect rect(ThumbFrame());
rgb_color base = ui_color(B_PANEL_BACKGROUND_COLOR);
rgb_color frameLightColor;
rgb_color frameShadowColor;
rgb_color shadowColor = (rgb_color){ 0, 0, 0, 60 };
float topTint = 0.49;
float middleTint1 = 0.62;
float middleTint2 = 0.76;
float bottomTint = 0.90;
if (!IsEnabled()) {
topTint = (topTint + B_NO_TINT) / 2;
middleTint1 = (middleTint1 + B_NO_TINT) / 2;
middleTint2 = (middleTint2 + B_NO_TINT) / 2;
bottomTint = (bottomTint + B_NO_TINT) / 2;
shadowColor = (rgb_color){ 0, 0, 0, 30 };
}
// Draw shadow
#if !KNOB_EMBEDDED
rect.left++;
rect.top++;
SetDrawingMode(B_OP_ALPHA);
SetHighColor(shadowColor);
FillEllipse(rect);
// Draw thumb shape
rect.OffsetBy(-1, -1);
#endif
if (IsFocus()) {
// focused
frameLightColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
frameShadowColor = frameLightColor;
} else {
// figure out the tints to be used
float frameLightTint;
float frameShadowTint;
if (!IsEnabled()) {
frameLightTint = 1.30;
frameShadowTint = 1.35;
shadowColor.alpha = 30;
} else {
frameLightTint = 1.6;
frameShadowTint = 1.65;
}
frameLightColor = tint_color(base, frameLightTint);
frameShadowColor = tint_color(base, frameShadowTint);
}
BGradientLinear frameGradient;
frameGradient.AddColor(frameShadowColor, 0);
frameGradient.AddColor(frameLightColor, 255);
frameGradient.SetStart(rect.LeftTop());
frameGradient.SetEnd(rect.RightBottom());
FillEllipse(rect, frameGradient);
rect.InsetBy(1, 1);
// frameGradient.MakeEmpty();
// frameGradient.AddColor(borderColor, 0);
// frameGradient.AddColor(tint_color(borderColor, 0.8), 255);
// view->FillEllipse(rect, frameGradient);
// rect.InsetBy(1, 1);
BGradientLinear gradient;
if (!IsEnabled()) {
gradient.AddColor(tint_color(base, topTint), 0);
gradient.AddColor(tint_color(base, bottomTint), 255);
} else {
gradient.AddColor(tint_color(base, topTint), 0);
gradient.AddColor(tint_color(base, middleTint1), 132);
gradient.AddColor(tint_color(base, middleTint2), 136);
gradient.AddColor(tint_color(base, bottomTint), 255);
}
gradient.SetStart(rect.LeftTop());
gradient.SetEnd(rect.LeftBottom());
FillEllipse(rect, gradient);
#else
BSlider::DrawThumb();
#endif
}