some drawing functions

1 files changed, 109 insertions, 0 deletions

diff --git a/csrc/drawing.c b/csrc/drawing.c
new file mode 100644
index 0000000..5aaf6cf
--- /dev/null
+++ b/csrc/drawing.c
@@ -0,0 +1,109 @@
+#include <windows.h>
+#include "player_info.h"
+
+void fcn_417191(int a0)
+{
+	RECT r0;
+	r0.left = dw_48bdec;
+	r0.top = dw_48bde8;
+	r0.right = r0.left + dw_48bdd8;
+	r0.bottom = r0.top + dw_48bddc;
+
+	GetCursorPos_35d(&r0); /* fcn_4021f8.c */
+
+	if (dw_48bdec != dw_475284 || dw_48bde8 != dw_475288) {
+		dw_48bdec = dw_475284;
+		dw_48bde8 = dw_475288;
+		IDirectDrawSurface_BltFast(pddrawsf1, r0.left, r0.top, pddrawsf2, &r0, 0x10);
+	}
+
+	if (a0 == 0) {
+		if (b_46cafd != 0)
+			return;
+
+		GetCursorPos_250(&r0);
+		return;
+	}
+
+	ebx = 0;
+	if (players[current_player].days_stopping != 0)
+		ebx = 2;
+	if (players[current_player].days_tortoise_walking != 0)
+		ebx = 4;
+
+	IDirectDrawSurface_Lock(pddrawsf1, 0, &sfdesc1, 1, 0);
+	w_46caec = sfdesc1.DUMMYUNIONNAME1.lPitch / 2;
+	dw_46caf4 = sfdesc1.lpSurface;
+
+	edx = dw_48bdd4 + ebx;
+	edx = edx * 12 + dw_48be04 + 12;
+
+	fcn.004562a5(0x46caec, edx, dw_475284, dw_475288);
+
+	eax = players[current_player].traffic_method & 3;
+	switch (eax) {
+		case 0:
+			eax = dw_475288 + 0x1a;
+			if (players[current_player].days_stopping == 0) {
+				fcn.004562a5(0x46caec, dw_48be04+0x60, dw_475284+7, eax);
+			} else {
+				fcn.004562a5(0x46caec, dw_48be04+0x54, dw_475284+8, eax);
+			}
+			break;
+		case 1:
+			for (ebx = 0; ebx < 2; ebx++) {
+				edx = players[current_player].ndices - 1;
+				if (ebx <= edx && players[current_player].days_stopping == 0) {
+					eax_1 = ebx * 19 + dw_475288 + 0x10;
+					edx = (ebx * 2 + 7) * 12;
+					eax_2 = dw_48be04 + 0xc + edx;
+					fcn.004562a5(0x46caec, eax_2, dw_475284 + 7, eax_1);
+				} else {
+					eax_1 = ebx*19 + dw_475288 + 0x10;
+					eax_2 = (ebx * 2 + 6) * 12 + dw_48be04 + 0xc;
+					fcn.004562a5(0x46caec, eax_2, dw_475284 + 8, eax_1);
+				}
+			}
+			break;
+		case 2:
+			for (ebx = 0; ebx < 3; ebx++) {
+				edx = players[current_player].ndices - 1;
+				if (ebx <= edx && players[current_player].days_stopping == 0) {
+					a4 = ebx * 16 + dw_475288 + 9;
+					a3 = dw_475284 + 7;
+					a2 = (ebx * 2 + 7) * 12 + dw_48be04 + 0xc;
+					fcn.004562a5(0x46caec, a2, a3, a4);
+				} else {
+					a4 = ebx * 16 + dw_475288 + 9;
+					a3 = dw_475284 + 8;
+					a2 = (ebx * 2 + 6) * 12 + dw_48be04 + 0xc;
+					fcn.004562a5(0x46caec, a2, a3, a4);
+				}
+			}
+			break;
+		default:
+			break;
+	}
+	IDirectDrawSurface_Unlock(pddrawsf1, NULL);
+	GetCursorPos_250(&r0);
+	w_46caec = 0x280;
+}
+
+void IntersectRect_4cd(RECT *r0)
+{
+	RECT result_rect;
+	RECT o_rect;
+	if (b_46cafd == 0)
+		return;
+
+	o_rect.left = dw_475284;
+	o_rect.top = dw_475288;
+	o_rect.right = o_rect.left + dw_48bdd8;
+	o_rect.bottom = o_rect.top + dw_48bddc;
+
+	int ret = IntersectRect(&result_rect, &o_rect, r0);
+	if (ret == 0) // do not intersect
+		return;
+
+	fcn_417191(1);
+}