void ScintillaBase::CallTipShow(Point pt, const char *defn) {
ac.Cancel();
pt.y += vs.lineHeight;
// If container knows about STYLE_CALLTIP then use it in place of the
// STYLE_DEFAULT for the face name, size and character set. Also use it
// for the foreground and background colour.
int ctStyle = ct.UseStyleCallTip() ? STYLE_CALLTIP : STYLE_DEFAULT;
if (ct.UseStyleCallTip()) {
ct.SetForeBack(vs.styles[STYLE_CALLTIP].fore, vs.styles[STYLE_CALLTIP].back);
}
PRectangle rc = ct.CallTipStart(sel.MainCaret(), pt,
defn,
vs.styles[ctStyle].fontName,
vs.styles[ctStyle].sizeZoomed,
CodePage(),
vs.styles[ctStyle].characterSet,
wMain);
// If the call-tip window would be out of the client
// space, adjust so it displays above the text.
PRectangle rcClient = GetClientRectangle();
if (rc.bottom > rcClient.bottom) {
int offset = vs.lineHeight + rc.Height();
rc.top -= offset;
rc.bottom -= offset;
}
// Now display the window.
CreateCallTipWindow(rc);
ct.wCallTip.SetPositionRelative(rc, wMain);
ct.wCallTip.Show();
}
void SurfaceImpl::RectangleDraw(PRectangle rc,
ColourDesired fore,
ColourDesired back)
{
PenColour(fore);
BrushColour(back);
QRect rect = QRect(rc.left, rc.top, rc.Width() - 1, rc.Height() - 1);
GetPainter()->drawRect(rect);
}
void SurfaceImpl::DrawXPM(PRectangle rc, const XPM *xpm)
{
Q_ASSERT(painter);
XYPOSITION x, y;
const QPixmap &qpm = xpm->Pixmap();
x = rc.left + (rc.Width() - qpm.width()) / 2.0;
y = rc.top + (rc.Height() - qpm.height()) / 2.0;
painter->drawPixmap(QPointF(x, y), qpm);
}
void SurfaceImpl::DrawRGBAImage(PRectangle rc, int width, int height,
const unsigned char *pixelsImage)
{
Q_ASSERT(painter);
int x, y;
const QImage *qim = reinterpret_cast<const QImage *>(pixelsImage);
x = rc.left + (rc.Width() - width) / 2;
y = rc.top + (rc.Height() - height) / 2;
painter->drawImage(x, y, *qim);
}
void SurfaceImpl::AlphaRectangle(PRectangle rc,
int cornerSize,
ColourDesired fill,
int alphaFill,
ColourDesired outline,
int alphaOutline,
int /*flags*/)
{
QColor qOutline = QColorFromCA(outline);
qOutline.setAlpha(alphaOutline);
GetPainter()->setPen(QPen(qOutline));
QColor qFill = QColorFromCA(fill);
qFill.setAlpha(alphaFill);
GetPainter()->setBrush(QBrush(qFill));
// A radius of 1 shows no curve so add 1
qreal radius = cornerSize+1;
QRect rect(rc.left, rc.top, rc.Width() - 1, rc.Height() - 1);
GetPainter()->drawRoundedRect(rect, radius, radius);
}
void XPM::Draw(Surface *surface, PRectangle &rc) {
if (!data || !codes || !colours || !lines) {
return;
}
// Centre the pixmap
int startY = rc.top + (rc.Height() - height) / 2;
int startX = rc.left + (rc.Width() - width) / 2;
for (int y=0;y<height;y++) {
int prevCode = 0;
int xStartRun = 0;
for (int x=0; x<width; x++) {
int code = lines[y+nColours+1][x];
if (code != prevCode) {
FillRun(surface, prevCode, startX + xStartRun, startY + y, startX + x);
xStartRun = x;
prevCode = code;
}
}
FillRun(surface, prevCode, startX + xStartRun, startY + y, startX + width);
}
}
void ScintillaBase::AutoCompleteStart(int lenEntered, const char *list) {
//Platform::DebugPrintf("AutoComplete %s\n", list);
ct.CallTipCancel();
if (ac.chooseSingle && (listType == 0)) {
if (list && !strchr(list, ac.GetSeparator())) {
const char *typeSep = strchr(list, ac.GetTypesep());
int lenInsert = typeSep ?
static_cast<int>(typeSep-list) : static_cast<int>(strlen(list));
if (ac.ignoreCase) {
// May need to convert the case before invocation, so remove lenEntered characters
AutoCompleteInsert(sel.MainCaret() - lenEntered, lenEntered, list, lenInsert);
} else {
AutoCompleteInsert(sel.MainCaret(), 0, list + lenEntered, lenInsert - lenEntered);
}
ac.Cancel();
return;
}
}
ac.Start(wMain, idAutoComplete, sel.MainCaret(), PointMainCaret(),
lenEntered, vs.lineHeight, IsUnicodeMode(), technology);
PRectangle rcClient = GetClientRectangle();
Point pt = LocationFromPosition(sel.MainCaret() - lenEntered);
PRectangle rcPopupBounds = wMain.GetMonitorRect(pt);
if (rcPopupBounds.Height() == 0)
rcPopupBounds = rcClient;
int heightLB = ac.heightLBDefault;
int widthLB = ac.widthLBDefault;
if (pt.x >= rcClient.right - widthLB) {
HorizontalScrollTo(xOffset + pt.x - rcClient.right + widthLB);
Redraw();
pt = PointMainCaret();
}
if (wMargin.GetID()) {
Point ptOrigin = GetVisibleOriginInMain();
pt.x += ptOrigin.x;
pt.y += ptOrigin.y;
}
PRectangle rcac;
rcac.left = pt.x - ac.lb->CaretFromEdge();
if (pt.y >= rcPopupBounds.bottom - heightLB && // Wont fit below.
pt.y >= (rcPopupBounds.bottom + rcPopupBounds.top) / 2) { // and there is more room above.
rcac.top = pt.y - heightLB;
if (rcac.top < rcPopupBounds.top) {
heightLB -= (rcPopupBounds.top - rcac.top);
rcac.top = rcPopupBounds.top;
}
} else {
rcac.top = pt.y + vs.lineHeight;
}
rcac.right = rcac.left + widthLB;
rcac.bottom = Platform::Minimum(rcac.top + heightLB, rcPopupBounds.bottom);
ac.lb->SetPositionRelative(rcac, wMain);
ac.lb->SetFont(vs.styles[STYLE_DEFAULT].font);
unsigned int aveCharWidth = vs.styles[STYLE_DEFAULT].aveCharWidth;
ac.lb->SetAverageCharWidth(aveCharWidth);
ac.lb->SetDoubleClickAction(AutoCompleteDoubleClick, this);
ac.SetList(list ? list : "");
// Fiddle the position of the list so it is right next to the target and wide enough for all its strings
PRectangle rcList = ac.lb->GetDesiredRect();
int heightAlloced = rcList.bottom - rcList.top;
widthLB = Platform::Maximum(widthLB, rcList.right - rcList.left);
if (maxListWidth != 0)
widthLB = Platform::Minimum(widthLB, aveCharWidth*maxListWidth);
// Make an allowance for large strings in list
rcList.left = pt.x - ac.lb->CaretFromEdge();
rcList.right = rcList.left + widthLB;
if (((pt.y + vs.lineHeight) >= (rcPopupBounds.bottom - heightAlloced)) && // Wont fit below.
((pt.y + vs.lineHeight / 2) >= (rcPopupBounds.bottom + rcPopupBounds.top) / 2)) { // and there is more room above.
rcList.top = pt.y - heightAlloced;
} else {
rcList.top = pt.y + vs.lineHeight;
}
rcList.bottom = rcList.top + heightAlloced;
ac.lb->SetPositionRelative(rcList, wMain);
ac.Show(true);
if (lenEntered != 0) {
AutoCompleteMoveToCurrentWord();
}
}
void LineMarker::Draw(Surface *surface, PRectangle &rcWhole, Font &fontForCharacter, typeOfFold tFold) {
ColourPair head = back;
ColourPair body = back;
ColourPair tail = back;
switch (tFold) {
case LineMarker::head :
case LineMarker::headWithTail :
head = backSelected;
tail = backSelected;
break;
case LineMarker::body :
head = backSelected;
body = backSelected;
break;
case LineMarker::tail :
body = backSelected;
tail = backSelected;
break;
default :
// LineMarker::undefined
break;
}
if ((markType == SC_MARK_PIXMAP) && (pxpm)) {
pxpm->Draw(surface, rcWhole);
return;
}
if ((markType == SC_MARK_RGBAIMAGE) && (image)) {
surface->DrawRGBAImage(rcWhole, image->GetWidth(), image->GetHeight(), image->Pixels());
return;
}
// Restrict most shapes a bit
PRectangle rc = rcWhole;
rc.top++;
rc.bottom--;
int minDim = Platform::Minimum(rc.Width(), rc.Height());
minDim--; // Ensure does not go beyond edge
int centreX = (rc.right + rc.left) / 2;
int centreY = (rc.bottom + rc.top) / 2;
int dimOn2 = minDim / 2;
int dimOn4 = minDim / 4;
int blobSize = dimOn2-1;
int armSize = dimOn2-2;
if (rc.Width() > (rc.Height() * 2)) {
// Wide column is line number so move to left to try to avoid overlapping number
centreX = rc.left + dimOn2 + 1;
}
if (markType == SC_MARK_ROUNDRECT) {
PRectangle rcRounded = rc;
rcRounded.left = rc.left + 1;
rcRounded.right = rc.right - 1;
surface->RoundedRectangle(rcRounded, fore.allocated, back.allocated);
} else if (markType == SC_MARK_CIRCLE) {
PRectangle rcCircle;
rcCircle.left = centreX - dimOn2;
rcCircle.top = centreY - dimOn2;
rcCircle.right = centreX + dimOn2;
rcCircle.bottom = centreY + dimOn2;
surface->Ellipse(rcCircle, fore.allocated, back.allocated);
} else if (markType == SC_MARK_ARROW) {
Point pts[] = {
Point(centreX - dimOn4, centreY - dimOn2),
Point(centreX - dimOn4, centreY + dimOn2),
Point(centreX + dimOn2 - dimOn4, centreY),
};
surface->Polygon(pts, sizeof(pts) / sizeof(pts[0]),
fore.allocated, back.allocated);
} else if (markType == SC_MARK_ARROWDOWN) {
Point pts[] = {
Point(centreX - dimOn2, centreY - dimOn4),
Point(centreX + dimOn2, centreY - dimOn4),
Point(centreX, centreY + dimOn2 - dimOn4),
};
surface->Polygon(pts, sizeof(pts) / sizeof(pts[0]),
fore.allocated, back.allocated);
} else if (markType == SC_MARK_PLUS) {
Point pts[] = {
Point(centreX - armSize, centreY - 1),
Point(centreX - 1, centreY - 1),
Point(centreX - 1, centreY - armSize),
Point(centreX + 1, centreY - armSize),
Point(centreX + 1, centreY - 1),
Point(centreX + armSize, centreY -1),
Point(centreX + armSize, centreY +1),
Point(centreX + 1, centreY + 1),
Point(centreX + 1, centreY + armSize),
Point(centreX - 1, centreY + armSize),
Point(centreX - 1, centreY + 1),
Point(centreX - armSize, centreY + 1),
};
surface->Polygon(pts, sizeof(pts) / sizeof(pts[0]),
fore.allocated, back.allocated);
} else if (markType == SC_MARK_MINUS) {
Point pts[] = {
Point(centreX - armSize, centreY - 1),
Point(centreX + armSize, centreY -1),
Point(centreX + armSize, centreY +1),
Point(centreX - armSize, centreY + 1),
};
surface->Polygon(pts, sizeof(pts) / sizeof(pts[0]),
fore.allocated, back.allocated);
} else if (markType == SC_MARK_SMALLRECT) {
PRectangle rcSmall;
rcSmall.left = rc.left + 1;
rcSmall.top = rc.top + 2;
rcSmall.right = rc.right - 1;
rcSmall.bottom = rc.bottom - 2;
surface->RectangleDraw(rcSmall, fore.allocated, back.allocated);
} else if (markType == SC_MARK_EMPTY || markType == SC_MARK_BACKGROUND ||
markType == SC_MARK_UNDERLINE || markType == SC_MARK_AVAILABLE) {
// An invisible marker so don't draw anything
} else if (markType == SC_MARK_VLINE) {
surface->PenColour(body.allocated);
surface->MoveTo(centreX, rcWhole.top);
surface->LineTo(centreX, rcWhole.bottom);
} else if (markType == SC_MARK_LCORNER) {
surface->PenColour(tail.allocated);
surface->MoveTo(centreX, rcWhole.top);
surface->LineTo(centreX, rc.top + dimOn2);
surface->LineTo(rc.right - 2, rc.top + dimOn2);
} else if (markType == SC_MARK_TCORNER) {
surface->PenColour(tail.allocated);
surface->MoveTo(centreX, rc.top + dimOn2);
surface->LineTo(rc.right - 2, rc.top + dimOn2);
surface->PenColour(body.allocated);
surface->MoveTo(centreX, rcWhole.top);
surface->LineTo(centreX, rc.top + dimOn2 + 1);
surface->PenColour(head.allocated);
surface->LineTo(centreX, rcWhole.bottom);
} else if (markType == SC_MARK_LCORNERCURVE) {
surface->PenColour(tail.allocated);
surface->MoveTo(centreX, rcWhole.top);
surface->LineTo(centreX, rc.top + dimOn2-3);
surface->LineTo(centreX+3, rc.top + dimOn2);
surface->LineTo(rc.right - 1, rc.top + dimOn2);
} else if (markType == SC_MARK_TCORNERCURVE) {
surface->PenColour(tail.allocated);
surface->MoveTo(centreX, rc.top + dimOn2-3);
surface->LineTo(centreX+3, rc.top + dimOn2);
surface->LineTo(rc.right - 1, rc.top + dimOn2);
surface->PenColour(body.allocated);
surface->MoveTo(centreX, rcWhole.top);
surface->LineTo(centreX, rc.top + dimOn2-2);
surface->PenColour(head.allocated);
surface->LineTo(centreX, rcWhole.bottom);
} else if (markType == SC_MARK_BOXPLUS) {
DrawBox(surface, centreX, centreY, blobSize, fore.allocated, head.allocated);
DrawPlus(surface, centreX, centreY, blobSize, tail.allocated);
} else if (markType == SC_MARK_BOXPLUSCONNECTED) {
if (tFold == LineMarker::headWithTail)
surface->PenColour(tail.allocated);
else
surface->PenColour(body.allocated);
surface->MoveTo(centreX, centreY + blobSize);
surface->LineTo(centreX, rcWhole.bottom);
surface->PenColour(body.allocated);
surface->MoveTo(centreX, rcWhole.top);
surface->LineTo(centreX, centreY - blobSize);
DrawBox(surface, centreX, centreY, blobSize, fore.allocated, head.allocated);
DrawPlus(surface, centreX, centreY, blobSize, tail.allocated);
if (tFold == LineMarker::body) {
surface->PenColour(tail.allocated);
surface->MoveTo(centreX + 1, centreY + blobSize);
surface->LineTo(centreX + blobSize + 1, centreY + blobSize);
surface->MoveTo(centreX + blobSize, centreY + blobSize);
surface->LineTo(centreX + blobSize, centreY - blobSize);
surface->MoveTo(centreX + 1, centreY - blobSize);
surface->LineTo(centreX + blobSize + 1, centreY - blobSize);
}
} else if (markType == SC_MARK_BOXMINUS) {
DrawBox(surface, centreX, centreY, blobSize, fore.allocated, head.allocated);
DrawMinus(surface, centreX, centreY, blobSize, tail.allocated);
surface->PenColour(head.allocated);
surface->MoveTo(centreX, centreY + blobSize);
surface->LineTo(centreX, rcWhole.bottom);
} else if (markType == SC_MARK_BOXMINUSCONNECTED) {
DrawBox(surface, centreX, centreY, blobSize, fore.allocated, head.allocated);
DrawMinus(surface, centreX, centreY, blobSize, tail.allocated);
surface->PenColour(head.allocated);
surface->MoveTo(centreX, centreY + blobSize);
surface->LineTo(centreX, rcWhole.bottom);
surface->PenColour(body.allocated);
surface->MoveTo(centreX, rcWhole.top);
surface->LineTo(centreX, centreY - blobSize);
if (tFold == LineMarker::body) {
surface->PenColour(tail.allocated);
surface->MoveTo(centreX + 1, centreY + blobSize);
surface->LineTo(centreX + blobSize + 1, centreY + blobSize);
surface->MoveTo(centreX + blobSize, centreY + blobSize);
surface->LineTo(centreX + blobSize, centreY - blobSize);
surface->MoveTo(centreX + 1, centreY - blobSize);
surface->LineTo(centreX + blobSize + 1, centreY - blobSize);
}
} else if (markType == SC_MARK_CIRCLEPLUS) {
DrawCircle(surface, centreX, centreY, blobSize, fore.allocated, head.allocated);
DrawPlus(surface, centreX, centreY, blobSize, tail.allocated);
} else if (markType == SC_MARK_CIRCLEPLUSCONNECTED) {
if (tFold == LineMarker::headWithTail)
surface->PenColour(tail.allocated);
else
surface->PenColour(body.allocated);
surface->MoveTo(centreX, centreY + blobSize);
surface->LineTo(centreX, rcWhole.bottom);
surface->PenColour(body.allocated);
surface->MoveTo(centreX, rcWhole.top);
surface->LineTo(centreX, centreY - blobSize);
DrawCircle(surface, centreX, centreY, blobSize, fore.allocated, head.allocated);
DrawPlus(surface, centreX, centreY, blobSize, tail.allocated);
} else if (markType == SC_MARK_CIRCLEMINUS) {
DrawCircle(surface, centreX, centreY, blobSize, fore.allocated, head.allocated);
DrawMinus(surface, centreX, centreY, blobSize, tail.allocated);
surface->PenColour(head.allocated);
surface->MoveTo(centreX, centreY + blobSize);
surface->LineTo(centreX, rcWhole.bottom);
} else if (markType == SC_MARK_CIRCLEMINUSCONNECTED) {
DrawCircle(surface, centreX, centreY, blobSize, fore.allocated, head.allocated);
DrawMinus(surface, centreX, centreY, blobSize, tail.allocated);
surface->PenColour(head.allocated);
surface->MoveTo(centreX, centreY + blobSize);
surface->LineTo(centreX, rcWhole.bottom);
surface->PenColour(body.allocated);
surface->MoveTo(centreX, rcWhole.top);
surface->LineTo(centreX, centreY - blobSize);
} else if (markType >= SC_MARK_CHARACTER) {
char character[1];
character[0] = static_cast<char>(markType - SC_MARK_CHARACTER);
int width = surface->WidthText(fontForCharacter, character, 1);
rc.left += (rc.Width() - width) / 2;
rc.right = rc.left + width;
surface->DrawTextClipped(rc, fontForCharacter, rc.bottom - 2,
character, 1, fore.allocated, back.allocated);
} else if (markType == SC_MARK_DOTDOTDOT) {
int right = centreX - 6;
for (int b=0; b<3; b++) {
PRectangle rcBlob(right, rc.bottom - 4, right + 2, rc.bottom-2);
surface->FillRectangle(rcBlob, fore.allocated);
right += 5;
}
} else if (markType == SC_MARK_ARROWS) {
surface->PenColour(fore.allocated);
int right = centreX - 2;
for (int b=0; b<3; b++) {
surface->MoveTo(right - 4, centreY - 4);
surface->LineTo(right, centreY);
surface->LineTo(right - 5, centreY + 5);
right += 4;
}
} else if (markType == SC_MARK_SHORTARROW) {
Point pts[] = {
Point(centreX, centreY + dimOn2),
Point(centreX + dimOn2, centreY),
Point(centreX, centreY - dimOn2),
Point(centreX, centreY - dimOn4),
Point(centreX - dimOn4, centreY - dimOn4),
Point(centreX - dimOn4, centreY + dimOn4),
Point(centreX, centreY + dimOn4),
Point(centreX, centreY + dimOn2),
};
surface->Polygon(pts, sizeof(pts) / sizeof(pts[0]),
fore.allocated, back.allocated);
} else if (markType == SC_MARK_LEFTRECT) {
PRectangle rcLeft = rcWhole;
rcLeft.right = rcLeft.left + 4;
surface->FillRectangle(rcLeft, back.allocated);
} else { // SC_MARK_FULLRECT
surface->FillRectangle(rcWhole, back.allocated);
}
}
void Indicator::Draw(Surface *surface, const PRectangle &rc, const PRectangle &rcLine) {
surface->PenColour(fore);
int ymid = (rc.bottom + rc.top) / 2;
if (style == INDIC_SQUIGGLE) {
surface->MoveTo(rc.left, rc.top);
int x = rc.left + 2;
int y = 2;
while (x < rc.right) {
surface->LineTo(x, rc.top + y);
x += 2;
y = 2 - y;
}
surface->LineTo(rc.right, rc.top + y); // Finish the line
} else if (style == INDIC_SQUIGGLELOW) {
surface->MoveTo(rc.left, rc.top);
int x = rc.left + 3;
int y = 0;
while (x < rc.right) {
surface->LineTo(x-1, rc.top + y);
y = 1 - y;
surface->LineTo(x, rc.top + y);
x += 3;
}
surface->LineTo(rc.right, rc.top + y); // Finish the line
} else if (style == INDIC_TT) {
surface->MoveTo(rc.left, ymid);
int x = rc.left + 5;
while (x < rc.right) {
surface->LineTo(x, ymid);
surface->MoveTo(x-3, ymid);
surface->LineTo(x-3, ymid+2);
x++;
surface->MoveTo(x, ymid);
x += 5;
}
surface->LineTo(rc.right, ymid); // Finish the line
if (x - 3 <= rc.right) {
surface->MoveTo(x-3, ymid);
surface->LineTo(x-3, ymid+2);
}
} else if (style == INDIC_DIAGONAL) {
int x = rc.left;
while (x < rc.right) {
surface->MoveTo(x, rc.top+2);
int endX = x+3;
int endY = rc.top - 1;
if (endX > rc.right) {
endY += endX - rc.right;
endX = rc.right;
}
surface->LineTo(endX, endY);
x += 4;
}
} else if (style == INDIC_STRIKE) {
surface->MoveTo(rc.left, rc.top - 4);
surface->LineTo(rc.right, rc.top - 4);
} else if (style == INDIC_HIDDEN) {
// Draw nothing
} else if (style == INDIC_BOX) {
surface->MoveTo(rc.left, ymid+1);
surface->LineTo(rc.right, ymid+1);
surface->LineTo(rc.right, rcLine.top+1);
surface->LineTo(rc.left, rcLine.top+1);
surface->LineTo(rc.left, ymid+1);
} else if (style == INDIC_ROUNDBOX || style == INDIC_STRAIGHTBOX) {
PRectangle rcBox = rcLine;
rcBox.top = rcLine.top + 1;
rcBox.left = rc.left;
rcBox.right = rc.right;
surface->AlphaRectangle(rcBox, (style == INDIC_ROUNDBOX) ? 1 : 0, fore, fillAlpha, fore, outlineAlpha, 0);
} else if (style == INDIC_DOTBOX) {
PRectangle rcBox = rcLine;
rcBox.top = rcLine.top + 1;
rcBox.left = rc.left;
rcBox.right = rc.right;
// Cap width at 4000 to avoid large allocations when mistakes made
int width = Platform::Minimum(rcBox.Width(), 4000);
RGBAImage image(width, rcBox.Height(), 0);
// Draw horizontal lines top and bottom
for (int x=0; x<width; x++) {
for (int y=0; y<rcBox.Height(); y += rcBox.Height()-1) {
image.SetPixel(x, y, fore, ((x + y) % 2) ? outlineAlpha : fillAlpha);
}
}
// Draw vertical lines left and right
for (int y=1; y<rcBox.Height(); y++) {
for (int x=0; x<width; x += width-1) {
image.SetPixel(x, y, fore, ((x + y) % 2) ? outlineAlpha : fillAlpha);
}
}
surface->DrawRGBAImage(rcBox, image.GetWidth(), image.GetHeight(), image.Pixels());
} else if (style == INDIC_DASH) {
int x = rc.left;
while (x < rc.right) {
surface->MoveTo(x, ymid);
surface->LineTo(Platform::Minimum(x + 4, rc.right), ymid);
x += 7;
}
} else if (style == INDIC_DOTS) {
int x = rc.left;
while (x < rc.right) {
PRectangle rcDot(x, ymid, x+1, ymid+1);
surface->FillRectangle(rcDot, fore);
x += 2;
}
} else { // Either INDIC_PLAIN or unknown
surface->MoveTo(rc.left, ymid);
surface->LineTo(rc.right, ymid);
}
}
wxRect wxRectFromPRectangle(PRectangle prc) {
wxRect r(prc.left, prc.top,
prc.Width(), prc.Height());
return r;
}
void Indicator::Draw(Surface *surface, const PRectangle &rc, const PRectangle &rcLine, DrawState drawState, int value) const {
StyleAndColour sacDraw = sacNormal;
if (Flags() & SC_INDICFLAG_VALUEFORE) {
sacDraw.fore = value & SC_INDICVALUEMASK;
}
if (drawState == drawHover) {
sacDraw = sacHover;
}
surface->PenColour(sacDraw.fore);
int ymid = static_cast<int>(rc.bottom + rc.top) / 2;
if (sacDraw.style == INDIC_SQUIGGLE) {
int x = int(rc.left+0.5);
int xLast = int(rc.right+0.5);
int y = 0;
surface->MoveTo(x, static_cast<int>(rc.top) + y);
while (x < xLast) {
if ((x + 2) > xLast) {
if (xLast > x)
y = 1;
x = xLast;
} else {
x += 2;
y = 2 - y;
}
surface->LineTo(x, static_cast<int>(rc.top) + y);
}
} else if (sacDraw.style == INDIC_SQUIGGLEPIXMAP) {
PRectangle rcSquiggle = PixelGridAlign(rc);
int width = Platform::Minimum(4000, static_cast<int>(rcSquiggle.Width()));
RGBAImage image(width, 3, 1.0, 0);
enum { alphaFull = 0xff, alphaSide = 0x2f, alphaSide2=0x5f };
for (int x = 0; x < width; x++) {
if (x%2) {
// Two halfway columns have a full pixel in middle flanked by light pixels
image.SetPixel(x, 0, sacDraw.fore, alphaSide);
image.SetPixel(x, 1, sacDraw.fore, alphaFull);
image.SetPixel(x, 2, sacDraw.fore, alphaSide);
} else {
// Extreme columns have a full pixel at bottom or top and a mid-tone pixel in centre
image.SetPixel(x, (x % 4) ? 0 : 2, sacDraw.fore, alphaFull);
image.SetPixel(x, 1, sacDraw.fore, alphaSide2);
}
}
surface->DrawRGBAImage(rcSquiggle, image.GetWidth(), image.GetHeight(), image.Pixels());
} else if (sacDraw.style == INDIC_SQUIGGLELOW) {
surface->MoveTo(static_cast<int>(rc.left), static_cast<int>(rc.top));
int x = static_cast<int>(rc.left) + 3;
int y = 0;
while (x < rc.right) {
surface->LineTo(x - 1, static_cast<int>(rc.top) + y);
y = 1 - y;
surface->LineTo(x, static_cast<int>(rc.top) + y);
x += 3;
}
surface->LineTo(static_cast<int>(rc.right), static_cast<int>(rc.top) + y); // Finish the line
} else if (sacDraw.style == INDIC_TT) {
surface->MoveTo(static_cast<int>(rc.left), ymid);
int x = static_cast<int>(rc.left) + 5;
while (x < rc.right) {
surface->LineTo(x, ymid);
surface->MoveTo(x-3, ymid);
surface->LineTo(x-3, ymid+2);
x++;
surface->MoveTo(x, ymid);
x += 5;
}
surface->LineTo(static_cast<int>(rc.right), ymid); // Finish the line
if (x - 3 <= rc.right) {
surface->MoveTo(x-3, ymid);
surface->LineTo(x-3, ymid+2);
}
} else if (sacDraw.style == INDIC_DIAGONAL) {
int x = static_cast<int>(rc.left);
while (x < rc.right) {
surface->MoveTo(x, static_cast<int>(rc.top) + 2);
int endX = x+3;
int endY = static_cast<int>(rc.top) - 1;
if (endX > rc.right) {
endY += endX - static_cast<int>(rc.right);
endX = static_cast<int>(rc.right);
}
surface->LineTo(endX, endY);
x += 4;
}
} else if (sacDraw.style == INDIC_STRIKE) {
surface->MoveTo(static_cast<int>(rc.left), static_cast<int>(rc.top) - 4);
surface->LineTo(static_cast<int>(rc.right), static_cast<int>(rc.top) - 4);
} else if ((sacDraw.style == INDIC_HIDDEN) || (sacDraw.style == INDIC_TEXTFORE)) {
// Draw nothing
} else if (sacDraw.style == INDIC_BOX) {
surface->MoveTo(static_cast<int>(rc.left), ymid + 1);
surface->LineTo(static_cast<int>(rc.right), ymid + 1);
surface->LineTo(static_cast<int>(rc.right), static_cast<int>(rcLine.top) + 1);
surface->LineTo(static_cast<int>(rc.left), static_cast<int>(rcLine.top) + 1);
surface->LineTo(static_cast<int>(rc.left), ymid + 1);
} else if (sacDraw.style == INDIC_ROUNDBOX ||
sacDraw.style == INDIC_STRAIGHTBOX ||
sacDraw.style == INDIC_FULLBOX) {
PRectangle rcBox = rcLine;
if (sacDraw.style != INDIC_FULLBOX)
rcBox.top = rcLine.top + 1;
rcBox.left = rc.left;
rcBox.right = rc.right;
surface->AlphaRectangle(rcBox, (sacDraw.style == INDIC_ROUNDBOX) ? 1 : 0,
sacDraw.fore, fillAlpha, sacDraw.fore, outlineAlpha, 0);
} else if (sacDraw.style == INDIC_DOTBOX) {
PRectangle rcBox = PixelGridAlign(rc);
rcBox.top = rcLine.top + 1;
rcBox.bottom = rcLine.bottom;
// Cap width at 4000 to avoid large allocations when mistakes made
int width = Platform::Minimum(static_cast<int>(rcBox.Width()), 4000);
RGBAImage image(width, static_cast<int>(rcBox.Height()), 1.0, 0);
// Draw horizontal lines top and bottom
for (int x=0; x<width; x++) {
for (int y = 0; y<static_cast<int>(rcBox.Height()); y += static_cast<int>(rcBox.Height()) - 1) {
image.SetPixel(x, y, sacDraw.fore, ((x + y) % 2) ? outlineAlpha : fillAlpha);
}
}
// Draw vertical lines left and right
for (int y = 1; y<static_cast<int>(rcBox.Height()); y++) {
for (int x=0; x<width; x += width-1) {
image.SetPixel(x, y, sacDraw.fore, ((x + y) % 2) ? outlineAlpha : fillAlpha);
}
}
surface->DrawRGBAImage(rcBox, image.GetWidth(), image.GetHeight(), image.Pixels());
} else if (sacDraw.style == INDIC_DASH) {
int x = static_cast<int>(rc.left);
while (x < rc.right) {
surface->MoveTo(x, ymid);
surface->LineTo(Platform::Minimum(x + 4, static_cast<int>(rc.right)), ymid);
x += 7;
}
} else if (sacDraw.style == INDIC_DOTS) {
int x = static_cast<int>(rc.left);
while (x < static_cast<int>(rc.right)) {
PRectangle rcDot = PRectangle::FromInts(x, ymid, x + 1, ymid + 1);
surface->FillRectangle(rcDot, sacDraw.fore);
x += 2;
}
} else if (sacDraw.style == INDIC_COMPOSITIONTHICK) {
PRectangle rcComposition(rc.left+1, rcLine.bottom-2, rc.right-1, rcLine.bottom);
surface->FillRectangle(rcComposition, sacDraw.fore);
} else if (sacDraw.style == INDIC_COMPOSITIONTHIN) {
PRectangle rcComposition(rc.left+1, rcLine.bottom-2, rc.right-1, rcLine.bottom-1);
surface->FillRectangle(rcComposition, sacDraw.fore);
} else { // Either INDIC_PLAIN or unknown
surface->MoveTo(static_cast<int>(rc.left), ymid);
surface->LineTo(static_cast<int>(rc.right), ymid);
}
}