first pass of T2DLL

1 files changed, 137 insertions, 6 deletions

diff --git a/src/T2DLL/T2DlgItemVScr.cpp b/src/T2DLL/T2DlgItemVScr.cpp
index 3b4b55a..e852793 100644
--- a/src/T2DLL/T2DlgItemVScr.cpp
+++ b/src/T2DLL/T2DlgItemVScr.cpp
@@ -1,3 +1,4 @@
+#include "T2BitImage.h"
 #include "T2DlgItemVScr.h"
 
 T2DlgItemVScr::T2DlgItemVScr(T2TowerDoc* towerDoc, T2ImageObj* imageObj, CPalette* palette)
@@ -5,20 +6,150 @@ T2DlgItemVScr::T2DlgItemVScr(T2TowerDoc* towerDoc, T2ImageObj* imageObj, CPalett
 {
 }
 
-/*virtual*/ int T2DlgItemVScr::OnT2DlgItemEraseBkgnd(CDC*) {
+/*virtual*/ BOOL T2DlgItemVScr::OnT2DlgItemEraseBkgnd(CDC* dc) {
+    CRect rect;
+    GetClientRect(rect);
+
+    int savedDC = dc->SaveDC();
+
+    dc->SelectPalette(mPalette, false);
+    dc->RealizePalette();
+
+    CPen pen1;
+    pen1.CreatePen(PS_SOLID, 0, PALETTERGB(255, 255, 255));
+
+    CPen pen2;
+    pen2.CreatePen(PS_SOLID, 0, PALETTERGB(133, 133, 133));
+
+    CPen pen3;
+    pen3.CreatePen(PS_SOLID, 0, PALETTEINDEX(255));
+
+    CBrush brush;
+    brush.CreateSolidBrush(PALETTERGB(204, 204, 204));
+
+    dc->SelectObject(pen2);
+    dc->MoveTo(rect.right - 1, rect.top);
+    dc->LineTo(rect.left, rect.top);
+    dc->LineTo(rect.left, rect.bottom);
+
+    dc->SelectObject(pen1);
+    dc->MoveTo(rect.right - 1, rect.top + 1);
+    dc->LineTo(rect.right - 1, rect.bottom - 1);
+    dc->LineTo(rect.left, rect.bottom - 1);
+
+    int thumbPosition, thumbSize;
+    CalcScrollBarThumb(&thumbPosition, &thumbSize);
+
+    int upImg;
+    if (!IsScrollable())
+        upImg = 200;
+    else
+        upImg = (mUpImage == 100) ? 100 : 0;
+
+    RECT imgRect;
+    T2BitImage *image = GetObjectImage(imgRect, "DLGITEM:UArrow", upImg);
+
+    RECT destRect = rect;
+    destRect.top = 0;
+    destRect.bottom = imgRect.bottom - imgRect.top;
+    dc->Rectangle(&destRect);
+    image->CopyImage(dc, imgRect, destRect, 0, NULL);
+
+    int dnImg;
+    if (!IsScrollable())
+        dnImg = 200;
+    else
+        dnImg = (mDownImage == 100) ? 100 : 0;
+
+    image = GetObjectImage(imgRect, "DLGITEM:UArrow", dnImg);
+
+    destRect = rect;
+    destRect.top = destRect.bottom - (imgRect.bottom - imgRect.top);
+    dc->Rectangle(&destRect);
+    image->CopyImage(dc, imgRect, destRect, 0, NULL);
+
+    destRect.left = rect.left + 1;
+    destRect.top = 16;
+    destRect.right = rect.right - 1;
+    destRect.bottom = thumbPosition;
+    if (destRect.top < destRect.bottom)
+        dc->FillRect(&destRect, &brush);
+
+    destRect.left = rect.left + 1;
+    destRect.top = thumbPosition + thumbSize;
+    destRect.right = rect.right - 1;
+    destRect.bottom = rect.bottom - 16;
+    if (destRect.top < destRect.bottom)
+        dc->FillRect(&destRect, &brush);
+
+    if (thumbSize > 0) {
+        destRect.left = rect.left + 1;
+        destRect.top = thumbPosition;
+        destRect.right = rect.right - 1;
+        destRect.bottom = thumbPosition + thumbSize;
+        dc->FillRect(&destRect, &brush);
+
+        dc->SelectObject(pen3);
+        dc->MoveTo(destRect.right - 1, destRect.top);
+        dc->LineTo(destRect.right - 1, destRect.bottom - 1);
+        dc->LineTo(destRect.left, destRect.bottom - 1);
+        dc->LineTo(destRect.left, destRect.top);
+        dc->LineTo(destRect.right - 1, destRect.top);
+
+        dc->SelectObject(pen2);
+        dc->MoveTo(destRect.right - 2, destRect.top + 1);
+        dc->LineTo(destRect.right - 2, destRect.bottom - 2);
+        dc->LineTo(destRect.left + 1, destRect.bottom - 2);
+
+        dc->SelectObject(pen1);
+        dc->MoveTo(destRect.right - 2, destRect.top + 1);
+        dc->LineTo(destRect.left + 1, destRect.top + 1);
+        dc->LineTo(destRect.left + 1, destRect.bottom - 1);
+    }
+
+    dc->RestoreDC(savedDC);
+
+    return true;
 }
 
-/*virtual*/ int T2DlgItemVScr::ScrollBarHittest(CPoint) const {
+/*virtual*/ int T2DlgItemVScr::ScrollBarHittest(CPoint pt) const {
+    if (!IsScrollable())
+        return 0;
+
+    CRect theCRect;
+    GetClientRect(theCRect);
+
+    int area = 0;
+
+    int theThumbPosition, theThumbSize;
+    CalcScrollBarThumb(&theThumbPosition, &theThumbSize);
+
+    if (theCRect.top <= pt.y && pt.y < (theCRect.top + 16))
+        area = Area_Up;
+    else if ((theCRect.top + 16) <= pt.y && pt.y < theThumbPosition)
+        area = Area_PageUp;
+    else if (theThumbPosition <= pt.y && pt.y < (theThumbPosition + theThumbSize))
+        area = Area_Thumb;
+    else if ((theThumbPosition + theThumbSize) <= pt.y && pt.y < (theCRect.bottom - 16))
+        area = Area_PageDown;
+    else if ((theCRect.bottom - 16) <= pt.y && pt.y < theCRect.bottom)
+        area = Area_Down;
+
+    return area;
 }
 
-/*virtual*/ void T2DlgItemVScr::GetUpButtonRect(const CRect&, CRect&) const {
+/*virtual*/ void T2DlgItemVScr::GetUpButtonRect(const CRect& clientRect, CRect& buttonRect) const {
+    buttonRect = CRect(clientRect.left, clientRect.top, clientRect.right, clientRect.top + 16);
 }
 
-/*virtual*/ void T2DlgItemVScr::GetDnButtonRect(const CRect&, CRect&) const {
+/*virtual*/ void T2DlgItemVScr::GetDnButtonRect(const CRect& clientRect, CRect& buttonRect) const {
+    buttonRect = CRect(clientRect.left, clientRect.bottom - 16, clientRect.right, clientRect.bottom);
 }
 
-/*virtual*/ int T2DlgItemVScr::PositionToValue(const CPoint&) const {
+/*virtual*/ int T2DlgItemVScr::PositionToValue(const CPoint& pt) const {
+    return pt.y;
 }
 
-/*virtual*/ int T2DlgItemVScr::PositionToValue(const CRect&) const {
+/*virtual*/ int T2DlgItemVScr::PositionToValue(const CRect& rect) const {
+    return rect.Height();
 }