Add ncurses platform. Rest of the implementation is an external project.

From Mitchell Foral.

8 files changed, 34 insertions, 13 deletions

diff --git a/include/Platform.h b/include/Platform.h
index 1b5dfbe3d..70a9cccb3 100644
--- a/include/Platform.h
+++ b/include/Platform.h
@@ -22,6 +22,7 @@
 #define PLAT_WX  0
 #define PLAT_QT 0
 #define PLAT_FOX 0
+#define PLAT_NCURSES 0
 
 #if defined(FOX)
 #undef PLAT_FOX
@@ -31,6 +32,10 @@
 #undef PLAT_WX
 #define PLAT_WX  1
 
+#elif defined(NCURSES)
+#undef PLAT_NCURSES
+#define PLAT_NCURSES 1
+
 #elif defined(SCINTILLA_QT)
 #undef PLAT_QT
 #define PLAT_QT 1
diff --git a/src/AutoComplete.cxx b/src/AutoComplete.cxx
index 82773f4db..bab123a99 100644
--- a/src/AutoComplete.cxx
+++ b/src/AutoComplete.cxx
@@ -34,7 +34,9 @@ AutoComplete::AutoComplete() :
 	cancelAtStartPos(true),
 	autoHide(true),
 	dropRestOfWord(false),
-	ignoreCaseBehaviour(SC_CASEINSENSITIVEBEHAVIOUR_RESPECTCASE) {
+	ignoreCaseBehaviour(SC_CASEINSENSITIVEBEHAVIOUR_RESPECTCASE),
+	widthLBDefault(100),
+	heightLBDefault(100) {
 	lb = ListBox::Allocate();
 	stopChars[0] = '\0';
 	fillUpChars[0] = '\0';
diff --git a/src/AutoComplete.h b/src/AutoComplete.h
index 91e084857..4d27e6add 100644
--- a/src/AutoComplete.h
+++ b/src/AutoComplete.h
@@ -34,6 +34,8 @@ public:
 	bool autoHide;
 	bool dropRestOfWord;
 	unsigned int ignoreCaseBehaviour;
+	int widthLBDefault;
+	int heightLBDefault;
 
 	AutoComplete();
 	~AutoComplete();
diff --git a/src/CallTip.cxx b/src/CallTip.cxx
index 9f17e592a..d5ba3bd09 100644
--- a/src/CallTip.cxx
+++ b/src/CallTip.cxx
@@ -18,9 +18,6 @@
 using namespace Scintilla;
 #endif
 
-static const int insetX = 5;    // text inset in x from calltip border
-static const int widthArrow = 14;
-
 CallTip::CallTip() {
 	wCallTip = 0;
 	inCallTipMode = false;
@@ -36,6 +33,11 @@ CallTip::CallTip() {
 	above = false;
 	useStyleCallTip = false;    // for backwards compatibility
 
+	insetX = 5;
+	widthArrow = 14;
+	borderHeight = 2; // Extra line for border and an empty line at top and bottom.
+	verticalOffset = 1;
+
 #ifdef __APPLE__
 	// proper apple colours for the default
 	colourBG = ColourDesired(0xff, 0xff, 0xc6);
@@ -284,15 +286,15 @@ PRectangle CallTip::CallTipStart(int pos, Point pt, int textHeight, const char *
 	}
 	lineHeight = surfaceMeasure->Height(font);
 
-	// Extra line for border and an empty line at top and bottom. The returned
+	// The returned
 	// rectangle is aligned to the right edge of the last arrow encountered in
 	// the tip text, else to the tip text left edge.
-	int height = lineHeight * numLines - surfaceMeasure->InternalLeading(font) + 2 + 2;
+	int height = lineHeight * numLines - surfaceMeasure->InternalLeading(font) + borderHeight * 2;
 	delete surfaceMeasure;
 	if (above) {
-		return PRectangle(pt.x - offsetMain, pt.y - 1 - height, pt.x + width - offsetMain, pt.y - 1);
+		return PRectangle(pt.x - offsetMain, pt.y - verticalOffset - height, pt.x + width - offsetMain, pt.y - verticalOffset);
 	} else {
-		return PRectangle(pt.x - offsetMain, pt.y + 1 + textHeight, pt.x + width - offsetMain, pt.y + 1 + textHeight + height);
+		return PRectangle(pt.x - offsetMain, pt.y + verticalOffset + textHeight, pt.x + width - offsetMain, pt.y + verticalOffset + textHeight + height);
 	}
 }
 
diff --git a/src/CallTip.h b/src/CallTip.h
index 657e0caa1..fdc4db86f 100644
--- a/src/CallTip.h
+++ b/src/CallTip.h
@@ -50,6 +50,11 @@ public:
 	int codePage;
 	int clickPlace;
 
+	int insetX; // text inset in x from calltip border
+	int widthArrow;
+	int borderHeight;
+	int verticalOffset; // pixel offset up or down of the calltip with respect to the line
+
 	CallTip();
 	~CallTip();
 
diff --git a/src/Editor.cxx b/src/Editor.cxx
index c3f1b984e..4a52f38ce 100644
--- a/src/Editor.cxx
+++ b/src/Editor.cxx
@@ -218,6 +218,9 @@ Editor::Editor() {
 
 	convertPastes = true;
 
+	marginNumberPadding = 3;
+	ctrlCharPadding = 3; // +3 For a blank on front and rounded edge each side
+
 	hsStart = -1;
 	hsEnd = -1;
 
@@ -1957,7 +1960,7 @@ void Editor::PaintSelMargin(Surface *surfWindow, PRectangle &rc) {
 						PRectangle rcNumber = rcMarker;
 						// Right justify
 						XYPOSITION width = surface->WidthText(vs.styles[STYLE_LINENUMBER].font, number, istrlen(number));
-						XYPOSITION xpos = rcNumber.right - width - 3;
+						XYPOSITION xpos = rcNumber.right - width - marginNumberPadding;
 						rcNumber.left = xpos;
 						surface->DrawTextNoClip(rcNumber, vs.styles[STYLE_LINENUMBER].font,
 								rcNumber.top + vs.maxAscent, number, istrlen(number),
@@ -2199,9 +2202,8 @@ void Editor::LayoutLine(int line, Surface *surface, ViewStyle &vstyle, LineLayou
 						} else if (controlCharSymbol < 32) {
 							if (ctrlCharWidth[ll->chars[charInLine]] == 0) {
 								const char *ctrlChar = ControlCharacterString(ll->chars[charInLine]);
-								// +3 For a blank on front and rounded edge each side:
 								ctrlCharWidth[ll->chars[charInLine]] =
-								    surface->WidthText(ctrlCharsFont, ctrlChar, istrlen(ctrlChar)) + 3;
+								    surface->WidthText(ctrlCharsFont, ctrlChar, istrlen(ctrlChar)) + ctrlCharPadding;
 							}
 							ll->positions[charInLine + 1] = ctrlCharWidth[ll->chars[charInLine]];
 						} else {
diff --git a/src/Editor.h b/src/Editor.h
index 0ae1f115f..cb1141b61 100644
--- a/src/Editor.h
+++ b/src/Editor.h
@@ -269,6 +269,9 @@ protected:	// ScintillaBase subclass needs access to much of Editor
 
 	bool convertPastes;
 
+	int marginNumberPadding; // the right-side padding of the number margin
+	int ctrlCharPadding; // the padding around control character text blobs
+
 	Document *pdoc;
 
 	Editor();
diff --git a/src/ScintillaBase.cxx b/src/ScintillaBase.cxx
index cc3992f8f..b3b0b679f 100644
--- a/src/ScintillaBase.cxx
+++ b/src/ScintillaBase.cxx
@@ -226,8 +226,8 @@ void ScintillaBase::AutoCompleteStart(int lenEntered, const char *list) {
 	if (rcPopupBounds.Height() == 0)
 		rcPopupBounds = rcClient;
 
-	int heightLB = 100;
-	int widthLB = 100;
+	int heightLB = ac.heightLBDefault;
+	int widthLB = ac.widthLBDefault;
 	if (pt.x >= rcClient.right - widthLB) {
 		HorizontalScrollTo(xOffset + pt.x - rcClient.right + widthLB);
 		Redraw();