1 |
/* |
2 |
* Display_Be.h - C64 graphics display, emulator window handling, |
3 |
* Be specific stuff |
4 |
* |
5 |
* Frodo (C) 1994-1997,2002-2003 Christian Bauer |
6 |
* |
7 |
* This program is free software; you can redistribute it and/or modify |
8 |
* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
10 |
* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
19 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
20 |
*/ |
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|
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#include <AppKit.h> |
23 |
#include <InterfaceKit.h> |
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#include <GameKit.h> |
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#include <string.h> |
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|
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#include "C64.h" |
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#include "main.h" |
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|
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|
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#define BIT_BANG 0 |
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#define MGA_HACK 1 |
33 |
|
34 |
|
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// Window thread messages |
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const uint32 MSG_REDRAW = 1; |
37 |
|
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|
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// C64 display and window frame |
40 |
const BRect DisplayFrame = BRect(0, 0, DISPLAY_X-1, DISPLAY_Y-1); |
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const BRect WindowFrame = BRect(0, 0, DISPLAY_X-1, DISPLAY_Y-1 + 16); |
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|
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|
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// Background color |
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const rgb_color fill_gray = {208, 208, 208, 0}; |
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const rgb_color shine_gray = {232, 232, 232, 0}; |
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const rgb_color shadow_gray = {152, 152, 152, 0}; |
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|
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|
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/* |
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C64 keyboard matrix: |
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|
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Bit 7 6 5 4 3 2 1 0 |
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0 CUD F5 F3 F1 F7 CLR RET DEL |
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1 SHL E S Z 4 A W 3 |
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2 X T F C 6 D R 5 |
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3 V U H B 8 G Y 7 |
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4 N O K M 0 J I 9 |
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5 , @ : . - L P + |
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6 / ^ = SHR HOM ; * £ |
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7 R/S Q C= SPC 2 CTL <- 1 |
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*/ |
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|
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|
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/* |
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Tables for key translation |
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Bit 0..2: row/column in C64 keyboard matrix |
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Bit 3 : implicit shift |
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Bit 5 : joystick emulation (bit 0..4: mask) |
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*/ |
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|
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const int key_byte[128] = { |
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-1, 7, 0,8+0, 0,8+0, 0, 8+0, |
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0, 8+0, -1, -1, -1, -1, -1, -1, |
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|
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7, 7, 7, 7, 1, 1, 2, 2, |
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3, 3, 4, 4, 5, 5, 0, 8+0, |
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|
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6, 6, -1, -1, -1, -1, -1, 7, |
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1, 1, 2, 2, 3, 3, 4, 4, |
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|
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5, 5, 6, 6, 0, 6, 6,0x25, |
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0x21,0x29, -1, 1, 1, 1, 2, 2, |
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|
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3, 3, 4, 4, 5, 5, 6, 0, |
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0x24,0x30,0x28, 1, 1, 2, 2, 3, |
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|
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3, 4, 4, 5, 5, 6, 6, 8+0, |
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0x26,0x22,0x2a, 0, 7, -1, 7, -1, |
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|
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0x30, 8+0, 0, 0,0x30, -1, 7, 7, |
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-1, -1, -1, -1, -1, -1, -1, -1, |
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|
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-1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1 |
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}; |
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|
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const int key_bit[128] = { |
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-1, 7, 4, 4, 5, 5, 6, 6, |
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3, 3, -1, -1, -1, -1, -1, -1, |
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|
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7, 1, 0, 3, 0, 3, 0, 3, |
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0, 3, 0, 3, 0, 3, 0, 0, |
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|
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3, 0, -1, -1, -1, -1, -1, 6, |
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1, 6, 1, 6, 1, 6, 1, 6, |
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|
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1, 6, 1, 6, 0, 0, 5, -1, |
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-1, -1, -1, 7, 2, 5, 2, 5, |
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|
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2, 5, 2, 5, 2, 5, 2, 1, |
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-1, -1, -1, 7, 4, 7, 4, 7, |
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|
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4, 7, 4, 7, 4, 7, 4, 7, |
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-1, -1, -1, 1, 2, -1, 4, -1, |
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|
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5, 2, 7, 2, -1, -1, 5, 5, |
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-1, -1, -1, -1, -1, -1, -1, -1, |
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|
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-1, -1, -1, -1, -1, -1, -1, -1, |
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-1, -1, -1, -1, -1, -1, -1, -1 |
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}; |
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|
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|
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/* |
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* A simple view class for blitting a bitmap on the screen |
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*/ |
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|
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class BitmapView : public BView { |
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public: |
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BitmapView(BRect frame, BBitmap *bitmap); |
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virtual void Draw(BRect update); |
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virtual void KeyDown(const char *bytes, int32 numBytes); |
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void ChangeBitmap(BBitmap *bitmap); |
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|
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private: |
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BBitmap *the_bitmap; |
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}; |
139 |
|
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|
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/* |
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* Class for the main C64 display window |
143 |
*/ |
144 |
|
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class SpeedoView; |
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class LEDView; |
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|
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class C64Window : public BDirectWindow { |
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public: |
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C64Window(); |
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|
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virtual bool QuitRequested(void); |
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virtual void MessageReceived(BMessage *msg); |
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virtual void DirectConnected(direct_buffer_info *info); |
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|
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BBitmap *TheBitmap[2]; |
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SpeedoView *Speedometer; |
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LEDView *LED[4]; |
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|
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#if BIT_BANG |
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uint8 *bits; |
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int bytes_per_row; |
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#endif |
164 |
|
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private: |
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BitmapView *main_view; |
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}; |
168 |
|
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|
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/* |
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* Class for the main C64 display using the GameKit |
172 |
*/ |
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|
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class C64Screen : public BWindowScreen { |
175 |
public: |
176 |
C64Screen(C64Display *display) : BWindowScreen("Frodo", B_8_BIT_640x480, &error), the_display(display) |
177 |
{ |
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Lock(); |
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TheBitmap = new BBitmap(DisplayFrame, B_COLOR_8_BIT); |
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main_view = new BitmapView(Bounds(), TheBitmap); |
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AddChild(main_view); |
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main_view->MakeFocus(); |
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Connected = false; |
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first_connected = true; |
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#if MGA_HACK |
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mga_ready = false; |
187 |
#endif |
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Unlock(); |
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} |
190 |
~C64Screen() |
191 |
{ |
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delete TheBitmap; |
193 |
} |
194 |
|
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virtual void ScreenConnected(bool active); |
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virtual void DispatchMessage(BMessage *msg, BHandler *handler); |
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void DrawLED(int i, int state); |
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void DrawSpeedometer(void); |
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void FillRect(int x1, int y1, int x2, int y2, int color); |
200 |
|
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bool Connected; // Flag: screen connected |
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int Speed; |
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char SpeedoStr[16]; // Speedometer value converted to a string |
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BBitmap *TheBitmap; |
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|
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private: |
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C64Display *the_display; |
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BitmapView *main_view; |
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bool first_connected; |
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status_t error; |
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|
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#if MGA_HACK |
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area_id mga_clone_area; |
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volatile uint8 *isa_io; |
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bool mga_ready; |
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|
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void CRTC_out(int reg, uint8 val) {isa_io[0x3d4] = reg; __eieio(); isa_io[0x3d5] = val; __eieio();} |
218 |
uint8 CRTC_in(int reg) {isa_io[0x3d4] = reg; __eieio(); return isa_io[0x3d5];} |
219 |
void SEQ_out(int reg, uint8 val) {isa_io[0x3c4] = reg; __eieio(); isa_io[0x3c5] = val; __eieio();} |
220 |
uint8 SEQ_in(int reg) {isa_io[0x3c4] = reg; __eieio(); return isa_io[0x3c5];} |
221 |
void GDC_out(int reg, uint8 val) {isa_io[0x3ce] = reg; __eieio(); isa_io[0x3cf] = val; __eieio();} |
222 |
uint8 GDC_in(int reg) {isa_io[0x3ce] = reg; __eieio(); return isa_io[0x3cf];} |
223 |
void ATC_out(int reg, uint8 val) {isa_io[0x3c0] = reg; __eieio(); isa_io[0x3c0] = val; __eieio();} |
224 |
#endif |
225 |
}; |
226 |
|
227 |
|
228 |
/* |
229 |
* Class for speedometer |
230 |
*/ |
231 |
|
232 |
class SpeedoView : public BView { |
233 |
public: |
234 |
SpeedoView(BRect frame); |
235 |
virtual void Draw(BRect update); |
236 |
virtual void Pulse(void); |
237 |
void SetValue(int percent); |
238 |
|
239 |
private: |
240 |
char speedostr[16]; // Speedometer value converted to a string |
241 |
BRect bounds; |
242 |
}; |
243 |
|
244 |
|
245 |
/* |
246 |
* Class for drive LED |
247 |
*/ |
248 |
|
249 |
class LEDView : public BView { |
250 |
public: |
251 |
LEDView(BRect frame, const char *label); |
252 |
virtual void Draw(BRect update); |
253 |
virtual void Pulse(void); |
254 |
void DrawLED(void); |
255 |
void SetState(int state); |
256 |
|
257 |
private: |
258 |
int current_state; |
259 |
const char *the_label; |
260 |
BRect bounds; |
261 |
}; |
262 |
|
263 |
|
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/* |
265 |
* Display constructor: Create window/screen |
266 |
*/ |
267 |
|
268 |
C64Display::C64Display(C64 *the_c64) : TheC64(the_c64) |
269 |
{ |
270 |
// LEDs off |
271 |
for (int i=0; i<4; i++) |
272 |
led_state[i] = old_led_state[i] = LED_OFF; |
273 |
|
274 |
// Open window/screen |
275 |
draw_bitmap = 1; |
276 |
if (ThePrefs.DisplayType == DISPTYPE_SCREEN) { |
277 |
using_screen = true; |
278 |
the_screen = new C64Screen(this); |
279 |
the_screen->Show(); |
280 |
while (!the_screen->Connected) |
281 |
snooze(20000); |
282 |
} else { |
283 |
using_screen = false; |
284 |
the_window = new C64Window(); |
285 |
the_window->Show(); |
286 |
} |
287 |
|
288 |
// Prepare key_info buffer |
289 |
get_key_info(&old_key_info); |
290 |
} |
291 |
|
292 |
|
293 |
/* |
294 |
* Display destructor |
295 |
*/ |
296 |
|
297 |
C64Display::~C64Display() |
298 |
{ |
299 |
if (using_screen) { |
300 |
the_screen->Lock(); |
301 |
the_screen->Quit(); |
302 |
} else { |
303 |
the_window->Lock(); |
304 |
the_window->Quit(); |
305 |
} |
306 |
} |
307 |
|
308 |
|
309 |
/* |
310 |
* Prefs may have changed |
311 |
*/ |
312 |
|
313 |
void C64Display::NewPrefs(Prefs *prefs) |
314 |
{ |
315 |
if (prefs->DisplayType == DISPTYPE_SCREEN) { |
316 |
if (!using_screen) { |
317 |
// Switch to full screen display |
318 |
using_screen = true; |
319 |
the_window->Lock(); |
320 |
the_window->Quit(); |
321 |
the_screen = new C64Screen(this); |
322 |
the_screen->Show(); |
323 |
while (!the_screen->Connected) |
324 |
snooze(20000); |
325 |
} |
326 |
} else { |
327 |
if (using_screen) { |
328 |
// Switch to window display |
329 |
using_screen = false; |
330 |
the_screen->Lock(); |
331 |
the_screen->Quit(); |
332 |
the_window = new C64Window(); |
333 |
the_window->Show(); |
334 |
} |
335 |
} |
336 |
} |
337 |
|
338 |
|
339 |
/* |
340 |
* Redraw bitmap (let the window thread do it) |
341 |
*/ |
342 |
|
343 |
void C64Display::Update(void) |
344 |
{ |
345 |
if (using_screen) { |
346 |
|
347 |
// Update LEDs/speedometer |
348 |
for (int i=0; i<4; i++) |
349 |
the_screen->DrawLED(i, led_state[i]); |
350 |
the_screen->DrawSpeedometer(); |
351 |
|
352 |
// Update C64 display in dobule scan mode |
353 |
if (ThePrefs.DoubleScan) { |
354 |
uint8 *src = (uint8 *)the_screen->TheBitmap->Bits(); |
355 |
uint32 src_xmod = the_screen->TheBitmap->BytesPerRow(); |
356 |
src += src_xmod * 16 + 32; |
357 |
uint8 *dest = (uint8 *)the_screen->CardInfo()->frame_buffer; |
358 |
uint32 dest_xmod = the_screen->CardInfo()->bytes_per_row; |
359 |
#ifdef __POWERPC__ |
360 |
double tmp[1]; |
361 |
for (int y=0; y<240; y++) { |
362 |
uint32 *p = (uint32 *)src - 1; |
363 |
double *q1 = (double *)dest - 1; |
364 |
double *q2 = q1 + dest_xmod / sizeof(double); |
365 |
for (int x=0; x<80; x++) { |
366 |
uint32 val = *(++p); |
367 |
uint8 *r = (uint8 *)&tmp[1]; |
368 |
*(--r) = val; |
369 |
*(--r) = val; |
370 |
val >>= 8; |
371 |
*(--r) = val; |
372 |
*(--r) = val; |
373 |
val >>= 8; |
374 |
*(--r) = val; |
375 |
*(--r) = val; |
376 |
val >>= 8; |
377 |
*(--r) = val; |
378 |
*(--r) = val; |
379 |
double tmp2 = tmp[0]; |
380 |
*(++q1) = tmp2; |
381 |
*(++q2) = tmp2; |
382 |
} |
383 |
src += src_xmod; |
384 |
dest += dest_xmod * 2; |
385 |
} |
386 |
#else |
387 |
for (int y=0; y<240; y++) { |
388 |
uint32 *p = (uint32 *)src; |
389 |
uint32 *q1 = (uint32 *)dest; |
390 |
uint32 *q2 = q1 + dest_xmod / sizeof(uint32); |
391 |
for (int x=0; x<80; x++) { |
392 |
uint32 val = *p++; |
393 |
uint32 tmp = val & 0x000000ff; |
394 |
tmp |= (val << 8) & 0x0000ff00; |
395 |
tmp |= (val << 8) & 0x00ff0000; |
396 |
tmp |= (val << 16) & 0xff000000; |
397 |
*q1++ = tmp; |
398 |
*q2++ = tmp; |
399 |
tmp = (val >> 16) & 0x000000ff; |
400 |
tmp |= (val >> 8) & 0x0000ff00; |
401 |
tmp |= (val >> 8) & 0x00ff0000; |
402 |
tmp |= val & 0xff000000; |
403 |
*q1++ = tmp; |
404 |
*q2++ = tmp; |
405 |
} |
406 |
src += src_xmod; |
407 |
dest += dest_xmod * 2; |
408 |
} |
409 |
#endif |
410 |
} |
411 |
|
412 |
} else { |
413 |
|
414 |
#if !BIT_BANG |
415 |
// Update C64 display |
416 |
BMessage msg(MSG_REDRAW); |
417 |
msg.AddInt32("bitmap", draw_bitmap); |
418 |
the_window->PostMessage(&msg); |
419 |
draw_bitmap ^= 1; |
420 |
#endif |
421 |
|
422 |
// Update LEDs |
423 |
for (int i=0; i<4; i++) |
424 |
if (led_state[i] != old_led_state[i]) { |
425 |
the_window->LED[i]->SetState(led_state[i]); |
426 |
old_led_state[i] = led_state[i]; |
427 |
} |
428 |
} |
429 |
} |
430 |
|
431 |
|
432 |
/* |
433 |
* Set value displayed by the speedometer |
434 |
*/ |
435 |
|
436 |
void C64Display::Speedometer(int speed) |
437 |
{ |
438 |
if (using_screen) { |
439 |
the_screen->Speed = speed; |
440 |
sprintf(the_screen->SpeedoStr, "%3d%%", speed); |
441 |
} else |
442 |
the_window->Speedometer->SetValue(speed); |
443 |
} |
444 |
|
445 |
|
446 |
/* |
447 |
* Return pointer to bitmap data |
448 |
*/ |
449 |
|
450 |
uint8 *C64Display::BitmapBase(void) |
451 |
{ |
452 |
if (using_screen) { |
453 |
if (ThePrefs.DoubleScan) |
454 |
return (uint8 *)the_screen->TheBitmap->Bits(); |
455 |
else |
456 |
return (uint8 *)the_screen->CardInfo()->frame_buffer; |
457 |
} else |
458 |
#if BIT_BANG |
459 |
return (uint8 *)the_window->bits; |
460 |
#else |
461 |
return (uint8 *)the_window->TheBitmap[draw_bitmap]->Bits(); |
462 |
#endif |
463 |
} |
464 |
|
465 |
|
466 |
/* |
467 |
* Return number of bytes per row |
468 |
*/ |
469 |
|
470 |
int C64Display::BitmapXMod(void) |
471 |
{ |
472 |
if (using_screen) { |
473 |
if (ThePrefs.DoubleScan) |
474 |
return the_screen->TheBitmap->BytesPerRow(); |
475 |
else |
476 |
return the_screen->CardInfo()->bytes_per_row; |
477 |
} else |
478 |
#if BIT_BANG |
479 |
return the_window->bytes_per_row; |
480 |
#else |
481 |
return the_window->TheBitmap[draw_bitmap]->BytesPerRow(); |
482 |
#endif |
483 |
} |
484 |
|
485 |
|
486 |
/* |
487 |
* Poll the keyboard |
488 |
*/ |
489 |
|
490 |
void C64Display::PollKeyboard(uint8 *key_matrix, uint8 *rev_matrix, uint8 *joystick) |
491 |
{ |
492 |
key_info the_key_info; |
493 |
int be_code, be_byte, be_bit, c64_byte, c64_bit; |
494 |
bool shifted; |
495 |
|
496 |
// Window must be active, command key must be up |
497 |
if (using_screen) { |
498 |
if (!the_screen->Connected) |
499 |
return; |
500 |
} else |
501 |
if (!the_window->IsActive()) |
502 |
return; |
503 |
if (!(modifiers() & B_COMMAND_KEY)) { |
504 |
|
505 |
// Read the state of all keys |
506 |
get_key_info(&the_key_info); |
507 |
|
508 |
// Did anything change at all? |
509 |
if (!memcmp(&old_key_info, &the_key_info, sizeof(key_info))) |
510 |
return; |
511 |
|
512 |
// Loop to convert BeOS keymap to C64 keymap |
513 |
for (be_code=0; be_code<0x68; be_code++) { |
514 |
be_byte = be_code >> 3; |
515 |
be_bit = 1 << (~be_code & 7); |
516 |
|
517 |
// Key state changed? |
518 |
if ((the_key_info.key_states[be_byte] & be_bit) |
519 |
!= (old_key_info.key_states[be_byte] & be_bit)) { |
520 |
|
521 |
c64_byte = key_byte[be_code]; |
522 |
c64_bit = key_bit[be_code]; |
523 |
if (c64_byte != -1) { |
524 |
if (!(c64_byte & 0x20)) { |
525 |
|
526 |
// Normal keys |
527 |
shifted = c64_byte & 8; |
528 |
c64_byte &= 7; |
529 |
if (the_key_info.key_states[be_byte] & be_bit) { |
530 |
|
531 |
// Key pressed |
532 |
if (shifted) { |
533 |
key_matrix[6] &= 0xef; |
534 |
rev_matrix[4] &= 0xbf; |
535 |
} |
536 |
key_matrix[c64_byte] &= ~(1 << c64_bit); |
537 |
rev_matrix[c64_bit] &= ~(1 << c64_byte); |
538 |
} else { |
539 |
|
540 |
// Key released |
541 |
if (shifted) { |
542 |
key_matrix[6] |= 0x10; |
543 |
rev_matrix[4] |= 0x40; |
544 |
} |
545 |
key_matrix[c64_byte] |= (1 << c64_bit); |
546 |
rev_matrix[c64_bit] |= (1 << c64_byte); |
547 |
} |
548 |
} else { |
549 |
|
550 |
// Joystick emulation |
551 |
c64_byte &= 0x1f; |
552 |
if (the_key_info.key_states[be_byte] & be_bit) |
553 |
*joystick &= ~c64_byte; |
554 |
else |
555 |
*joystick |= c64_byte; |
556 |
} |
557 |
} |
558 |
} |
559 |
} |
560 |
|
561 |
old_key_info = the_key_info; |
562 |
} |
563 |
} |
564 |
|
565 |
|
566 |
/* |
567 |
* Check if NumLock is down (for switching the joystick keyboard emulation) |
568 |
*/ |
569 |
|
570 |
bool C64Display::NumLock(void) |
571 |
{ |
572 |
return modifiers() & B_NUM_LOCK; |
573 |
} |
574 |
|
575 |
|
576 |
/* |
577 |
* Allocate C64 colors |
578 |
*/ |
579 |
|
580 |
void C64Display::InitColors(uint8 *colors) |
581 |
{ |
582 |
BScreen scr(using_screen ? (BWindow *)the_screen : the_window); |
583 |
for (int i=0; i<256; i++) |
584 |
colors[i] = scr.IndexForColor(palette_red[i & 0x0f], palette_green[i & 0x0f], palette_blue[i & 0x0f]); |
585 |
} |
586 |
|
587 |
|
588 |
/* |
589 |
* Pause display (GameKit only) |
590 |
*/ |
591 |
|
592 |
void C64Display::Pause(void) |
593 |
{ |
594 |
if (using_screen) |
595 |
the_screen->Hide(); |
596 |
} |
597 |
|
598 |
|
599 |
/* |
600 |
* Resume display (GameKit only) |
601 |
*/ |
602 |
|
603 |
void C64Display::Resume(void) |
604 |
{ |
605 |
if (using_screen) |
606 |
the_screen->Show(); |
607 |
} |
608 |
|
609 |
|
610 |
/* |
611 |
* Window constructor |
612 |
*/ |
613 |
|
614 |
C64Window::C64Window() : BDirectWindow(WindowFrame, "Frodo", B_TITLED_WINDOW, B_NOT_RESIZABLE | B_NOT_ZOOMABLE) |
615 |
{ |
616 |
// Move window to right position |
617 |
Lock(); |
618 |
MoveTo(80, 60); |
619 |
|
620 |
// Set up menus |
621 |
BMenuBar *bar = new BMenuBar(Bounds(), ""); |
622 |
BMenu *menu = new BMenu("Frodo"); |
623 |
menu->AddItem(new BMenuItem("About Frodo" B_UTF8_ELLIPSIS, new BMessage(B_ABOUT_REQUESTED))); |
624 |
menu->AddItem(new BSeparatorItem); |
625 |
menu->AddItem(new BMenuItem("Preferences" B_UTF8_ELLIPSIS, new BMessage(MSG_PREFS), 'P')); |
626 |
menu->AddItem(new BSeparatorItem); |
627 |
menu->AddItem(new BMenuItem("Reset C64", new BMessage(MSG_RESET))); |
628 |
menu->AddItem(new BMenuItem("Insert next disk", new BMessage(MSG_NEXTDISK), 'D')); |
629 |
menu->AddItem(new BMenuItem("SAM" B_UTF8_ELLIPSIS, new BMessage(MSG_SAM), 'M')); |
630 |
menu->AddItem(new BSeparatorItem); |
631 |
menu->AddItem(new BMenuItem("Load snapshot" B_UTF8_ELLIPSIS, new BMessage(MSG_OPEN_SNAPSHOT), 'O')); |
632 |
menu->AddItem(new BMenuItem("Save snapshot" B_UTF8_ELLIPSIS, new BMessage(MSG_SAVE_SNAPSHOT), 'S')); |
633 |
menu->AddItem(new BSeparatorItem); |
634 |
menu->AddItem(new BMenuItem("Quit Frodo", new BMessage(B_QUIT_REQUESTED), 'Q')); |
635 |
menu->SetTargetForItems(be_app); |
636 |
bar->AddItem(menu); |
637 |
AddChild(bar); |
638 |
SetKeyMenuBar(bar); |
639 |
int mbar_height = int(bar->Frame().bottom) + 1; |
640 |
|
641 |
// Resize window to fit menu bar |
642 |
ResizeBy(0, mbar_height); |
643 |
|
644 |
// Allocate bitmaps |
645 |
TheBitmap[0] = new BBitmap(DisplayFrame, B_COLOR_8_BIT); |
646 |
TheBitmap[1] = new BBitmap(DisplayFrame, B_COLOR_8_BIT); |
647 |
|
648 |
// Create top view |
649 |
BRect b = Bounds(); |
650 |
BView *top = new BView(BRect(0, mbar_height, b.right, b.bottom), "top", B_FOLLOW_NONE, 0); |
651 |
AddChild(top); |
652 |
|
653 |
// Create bitmap view |
654 |
main_view = new BitmapView(DisplayFrame, TheBitmap[0]); |
655 |
top->AddChild(main_view); |
656 |
main_view->MakeFocus(); |
657 |
|
658 |
// Create speedometer |
659 |
Speedometer = new SpeedoView(BRect(0, DISPLAY_Y, DISPLAY_X/5-1, DISPLAY_Y+15)); |
660 |
top->AddChild(Speedometer); |
661 |
|
662 |
// Create drive LEDs |
663 |
LED[0] = new LEDView(BRect(DISPLAY_X/5, DISPLAY_Y, DISPLAY_X*2/5-1, DISPLAY_Y+15), "Drive 8"); |
664 |
top->AddChild(LED[0]); |
665 |
LED[1] = new LEDView(BRect(DISPLAY_X*2/5, DISPLAY_Y, DISPLAY_X*3/5-1, DISPLAY_Y+15), "Drive 9"); |
666 |
top->AddChild(LED[1]); |
667 |
LED[2] = new LEDView(BRect(DISPLAY_X*3/5, DISPLAY_Y, DISPLAY_X*4/5-1, DISPLAY_Y+15), "Drive 10"); |
668 |
top->AddChild(LED[2]); |
669 |
LED[3] = new LEDView(BRect(DISPLAY_X*4/5, DISPLAY_Y, DISPLAY_X-1, DISPLAY_Y+15), "Drive 11"); |
670 |
top->AddChild(LED[3]); |
671 |
|
672 |
// Set pulse rate to 0.4 seconds for blinking drive LEDs |
673 |
SetPulseRate(400000); |
674 |
Unlock(); |
675 |
} |
676 |
|
677 |
|
678 |
/* |
679 |
* Closing the window quits Frodo |
680 |
*/ |
681 |
|
682 |
bool C64Window::QuitRequested(void) |
683 |
{ |
684 |
be_app->PostMessage(B_QUIT_REQUESTED); |
685 |
return false; |
686 |
} |
687 |
|
688 |
|
689 |
/* |
690 |
* Handles redraw messages |
691 |
*/ |
692 |
|
693 |
void C64Window::MessageReceived(BMessage *msg) |
694 |
{ |
695 |
BMessage *msg2; |
696 |
|
697 |
switch (msg->what) { |
698 |
case MSG_REDRAW: // Redraw bitmap |
699 |
MessageQueue()->Lock(); |
700 |
while ((msg2 = MessageQueue()->FindMessage(MSG_REDRAW, 0)) != NULL) { |
701 |
MessageQueue()->RemoveMessage(msg2); |
702 |
delete msg2; |
703 |
} |
704 |
MessageQueue()->Unlock(); |
705 |
main_view->ChangeBitmap(TheBitmap[msg->FindInt32("bitmap")]); |
706 |
Lock(); |
707 |
main_view->Draw(DisplayFrame); |
708 |
Unlock(); |
709 |
break; |
710 |
|
711 |
default: |
712 |
BWindow::MessageReceived(msg); |
713 |
} |
714 |
} |
715 |
|
716 |
|
717 |
/* |
718 |
* Window connected/disconnected |
719 |
*/ |
720 |
|
721 |
void C64Window::DirectConnected(direct_buffer_info *info) |
722 |
{ |
723 |
#if BIT_BANG |
724 |
switch (info->buffer_state & B_DIRECT_MODE_MASK) { |
725 |
case B_DIRECT_STOP: |
726 |
// acquire_sem(drawing_sem); |
727 |
break; |
728 |
case B_DIRECT_MODIFY: |
729 |
// acquire_sem(drawing_sem); |
730 |
case B_DIRECT_START: |
731 |
bits = ((uint8 *)info->bits + info->window_bounds.top * info->bytes_per_row + info->window_bounds.left * info->bits_per_pixel / 8); |
732 |
bytes_per_row = info->bytes_per_row; |
733 |
// release_sem(drawing_sem); |
734 |
break; |
735 |
} |
736 |
#endif |
737 |
} |
738 |
|
739 |
|
740 |
/* |
741 |
* Workspace activated/deactivated |
742 |
*/ |
743 |
|
744 |
void C64Screen::ScreenConnected(bool active) |
745 |
{ |
746 |
if (active) { |
747 |
if (first_connected) { |
748 |
first_connected = false; |
749 |
|
750 |
#if MGA_HACK |
751 |
mga_clone_area = -1; |
752 |
|
753 |
// Construct register area name |
754 |
char mga_area_name[64]; |
755 |
int bus = 0, device = 13, function = 0; |
756 |
sprintf(mga_area_name, "102B_0519_%02X%02X%02X regs", bus, device, function); |
757 |
|
758 |
// Find MGA register area |
759 |
area_id mga_area = find_area(mga_area_name); |
760 |
if (mga_area > 0) { |
761 |
|
762 |
// Clone area, remove write protection |
763 |
volatile uint8 *mga_io; |
764 |
mga_clone_area = clone_area("mga registers", (void **)&mga_io, B_ANY_ADDRESS, B_READ_AREA | B_WRITE_AREA, mga_area); |
765 |
if (mga_clone_area > 0) { |
766 |
isa_io = mga_io + 0x1c00; |
767 |
mga_ready = true; |
768 |
} |
769 |
} |
770 |
#endif |
771 |
} |
772 |
|
773 |
#if MGA_HACK |
774 |
if (mga_ready) { |
775 |
CRTC_out(0x09, 1); // Enable double scan |
776 |
int a = 4 * 640; |
777 |
CRTC_out(0x0c, a >> 8); // Center screen vertically |
778 |
CRTC_out(0x0d, a); |
779 |
// defaults: |
780 |
// total 0x67 |
781 |
// display end 0x4f |
782 |
// blank start 0x4f |
783 |
// blank end 2b |
784 |
// sync start 0x53 |
785 |
// sync end 1f |
786 |
CRTC_out(0x00, 0x3f); // Horizontal timing |
787 |
CRTC_out(0x01, 0x2f); |
788 |
CRTC_out(0x02, 0x2f); |
789 |
CRTC_out(0x03, 0x83); |
790 |
CRTC_out(0x04, 0x32); |
791 |
CRTC_out(0x05, 0x1a); |
792 |
} |
793 |
#endif |
794 |
|
795 |
FillRect(0, 0, 639, 479, 0); // Clear screen |
796 |
the_display->TheC64->Resume(); |
797 |
Connected = true; |
798 |
} else { |
799 |
the_display->TheC64->Pause(); |
800 |
Connected = false; |
801 |
} |
802 |
BWindowScreen::ScreenConnected(active); |
803 |
} |
804 |
|
805 |
|
806 |
/* |
807 |
* Simulate menu commands |
808 |
*/ |
809 |
|
810 |
void C64Screen::DispatchMessage(BMessage *msg, BHandler *handler) |
811 |
{ |
812 |
switch (msg->what) { |
813 |
case B_KEY_DOWN: { |
814 |
uint32 mods = msg->FindInt32("modifiers"); |
815 |
if (mods & B_COMMAND_KEY) { |
816 |
uint32 key = msg->FindInt32("raw_char"); |
817 |
switch (key) { |
818 |
case 'p': |
819 |
be_app->PostMessage(MSG_PREFS); |
820 |
break; |
821 |
case 'd': |
822 |
be_app->PostMessage(MSG_NEXTDISK); |
823 |
break; |
824 |
case 'm': |
825 |
be_app->PostMessage(MSG_SAM); |
826 |
break; |
827 |
} |
828 |
} |
829 |
BWindowScreen::DispatchMessage(msg, handler); |
830 |
break; |
831 |
} |
832 |
|
833 |
default: |
834 |
BWindowScreen::DispatchMessage(msg, handler); |
835 |
} |
836 |
} |
837 |
|
838 |
|
839 |
/* |
840 |
* Draw drive LEDs |
841 |
*/ |
842 |
|
843 |
void C64Screen::DrawLED(int i, int state) |
844 |
{ |
845 |
int maxy; |
846 |
if (ThePrefs.DoubleScan) |
847 |
maxy = 480; |
848 |
else |
849 |
maxy = DISPLAY_Y; |
850 |
|
851 |
switch (state) { |
852 |
case LED_ON: |
853 |
FillRect(10+i*20, maxy-20, 20+i*20, maxy-12, 54); |
854 |
break; |
855 |
case LED_ERROR_ON: |
856 |
FillRect(10+i*20, maxy-20, 20+i*20, maxy-12, 44); |
857 |
break; |
858 |
} |
859 |
} |
860 |
|
861 |
|
862 |
/* |
863 |
* Draw speedometer |
864 |
*/ |
865 |
|
866 |
static const int8 Digits[11][8] = { // Digit images |
867 |
{0x3c, 0x66, 0x6e, 0x76, 0x66, 0x66, 0x3c, 0x00}, |
868 |
{0x18, 0x18, 0x38, 0x18, 0x18, 0x18, 0x7e, 0x00}, |
869 |
{0x3c, 0x66, 0x06, 0x0c, 0x30, 0x60, 0x7e, 0x00}, |
870 |
{0x3c, 0x66, 0x06, 0x1c, 0x06, 0x66, 0x3c, 0x00}, |
871 |
{0x06, 0x0e, 0x1e, 0x66, 0x7f, 0x06, 0x06, 0x00}, |
872 |
{0x7e, 0x60, 0x7c, 0x06, 0x06, 0x66, 0x3c, 0x00}, |
873 |
{0x3c, 0x66, 0x60, 0x7c, 0x66, 0x66, 0x3c, 0x00}, |
874 |
{0x7e, 0x66, 0x0c, 0x18, 0x18, 0x18, 0x18, 0x00}, |
875 |
{0x3c, 0x66, 0x66, 0x3c, 0x66, 0x66, 0x3c, 0x00}, |
876 |
{0x3c, 0x66, 0x66, 0x3e, 0x06, 0x66, 0x3c, 0x00}, |
877 |
{0x62, 0x66, 0x0c, 0x18, 0x30, 0x66, 0x46, 0x00}, |
878 |
}; |
879 |
|
880 |
void C64Screen::DrawSpeedometer() |
881 |
{ |
882 |
// Don't display speedometer if we're running at about 100% |
883 |
if (Speed >= 50 && Speed <= 101) |
884 |
return; |
885 |
|
886 |
int maxx, maxy; |
887 |
if (ThePrefs.DoubleScan) { |
888 |
maxx = 640; |
889 |
maxy = 480; |
890 |
} else { |
891 |
maxx = DISPLAY_X; |
892 |
maxy = DISPLAY_Y; |
893 |
} |
894 |
|
895 |
char *s = SpeedoStr; |
896 |
char c; |
897 |
long xmod = CardInfo()->bytes_per_row; |
898 |
uint8 *p = (uint8 *)CardInfo()->frame_buffer + maxx - 8*8 + (maxy-20) * xmod; |
899 |
while ((c = *s++) != 0) { |
900 |
if (c == ' ') |
901 |
continue; |
902 |
if (c == '%') |
903 |
c = 10; |
904 |
else |
905 |
c -= '0'; |
906 |
uint8 *q = p; |
907 |
for (int y=0; y<8; y++) { |
908 |
uint8 data = Digits[c][y]; |
909 |
for (int x=0; x<8; x++) { |
910 |
if (data & (1 << (7-x))) |
911 |
q[x] = 255; |
912 |
else |
913 |
q[x] = 0; |
914 |
} |
915 |
q += xmod; |
916 |
} |
917 |
p += 8; |
918 |
} |
919 |
} |
920 |
|
921 |
|
922 |
/* |
923 |
* Fill rectangle |
924 |
*/ |
925 |
|
926 |
void C64Screen::FillRect(int x1, int y1, int x2, int y2, int color) |
927 |
{ |
928 |
long xmod = CardInfo()->bytes_per_row; |
929 |
uint8 *p = (uint8 *)CardInfo()->frame_buffer + y1 * xmod + x1; |
930 |
int n = x2 - x1 + 1; |
931 |
for(int y=y1; y<=y2; y++) { |
932 |
#ifdef __POWERPC__ |
933 |
memset_nc(p, color, n); |
934 |
#else |
935 |
memset(p, color, n); |
936 |
#endif |
937 |
p += xmod; |
938 |
} |
939 |
} |
940 |
|
941 |
|
942 |
/* |
943 |
* Bitmap view constructor |
944 |
*/ |
945 |
|
946 |
BitmapView::BitmapView(BRect frame, BBitmap *bitmap) : BView(frame, "", B_FOLLOW_NONE, B_WILL_DRAW) |
947 |
{ |
948 |
ChangeBitmap(bitmap); |
949 |
} |
950 |
|
951 |
|
952 |
/* |
953 |
* Blit the bitmap |
954 |
*/ |
955 |
|
956 |
void BitmapView::Draw(BRect update) |
957 |
{ |
958 |
if (the_bitmap != NULL) |
959 |
DrawBitmapAsync(the_bitmap, update, update); |
960 |
} |
961 |
|
962 |
|
963 |
/* |
964 |
* Receive special key-down events (main C64 keyboard handling is done in PollKeyboard) |
965 |
*/ |
966 |
|
967 |
void BitmapView::KeyDown(const char *bytes, int32 numBytes) |
968 |
{ |
969 |
if (bytes[0] == B_FUNCTION_KEY || bytes[0] == '+' || bytes[0] == '-' || bytes[0] == '*' || bytes[0] == '/') { |
970 |
BMessage *msg = Window()->CurrentMessage(); |
971 |
long key; |
972 |
if (msg->FindInt32("key", &key) == B_NO_ERROR) { |
973 |
switch (key) { |
974 |
|
975 |
case B_F11_KEY: // F11: NMI (Restore) |
976 |
be_app->PostMessage(MSG_NMI); |
977 |
break; |
978 |
|
979 |
case B_F12_KEY: // F12: Reset |
980 |
be_app->PostMessage(MSG_RESET); |
981 |
break; |
982 |
|
983 |
case 0x3a: // '+' on keypad: Increase SkipFrames |
984 |
ThePrefs.SkipFrames++; |
985 |
break; |
986 |
|
987 |
case 0x25: // '-' on keypad: Decrease SkipFrames |
988 |
if (ThePrefs.SkipFrames > 1) |
989 |
ThePrefs.SkipFrames--; |
990 |
break; |
991 |
|
992 |
case 0x24: // '*' on keypad: Toggle speed limiter |
993 |
ThePrefs.LimitSpeed = !ThePrefs.LimitSpeed; |
994 |
break; |
995 |
|
996 |
case 0x23: // '/' on keypad: Toggle processor-level 1541 emulation |
997 |
be_app->PostMessage(MSG_TOGGLE_1541); |
998 |
break; |
999 |
} |
1000 |
} |
1001 |
} |
1002 |
} |
1003 |
|
1004 |
|
1005 |
/* |
1006 |
* Change view bitmap |
1007 |
*/ |
1008 |
|
1009 |
void BitmapView::ChangeBitmap(BBitmap *bitmap) |
1010 |
{ |
1011 |
the_bitmap = bitmap; |
1012 |
} |
1013 |
|
1014 |
|
1015 |
/* |
1016 |
* Speedometer constructor |
1017 |
*/ |
1018 |
|
1019 |
SpeedoView::SpeedoView(BRect frame) : BView(frame, "", B_FOLLOW_NONE, B_WILL_DRAW | B_PULSE_NEEDED) |
1020 |
{ |
1021 |
speedostr[0] = 0; |
1022 |
bounds = Bounds(); |
1023 |
SetViewColor(fill_gray); |
1024 |
SetFont(be_plain_font); |
1025 |
} |
1026 |
|
1027 |
|
1028 |
/* |
1029 |
* Draw speedometer |
1030 |
*/ |
1031 |
|
1032 |
void SpeedoView::Draw(BRect update) |
1033 |
{ |
1034 |
// Draw bevelled border |
1035 |
SetHighColor(shine_gray); |
1036 |
StrokeLine(BPoint(0, bounds.bottom), BPoint(0, 0)); |
1037 |
StrokeLine(BPoint(bounds.right, 0)); |
1038 |
SetHighColor(shadow_gray); |
1039 |
StrokeLine(BPoint(bounds.right, bounds.bottom), BPoint(bounds.right, 1)); |
1040 |
|
1041 |
// Draw text |
1042 |
SetHighColor(0, 0, 0); |
1043 |
DrawString(speedostr, BPoint(24, 12)); |
1044 |
} |
1045 |
|
1046 |
|
1047 |
/* |
1048 |
* Update speedometer at regular intervals |
1049 |
*/ |
1050 |
|
1051 |
void SpeedoView::Pulse(void) |
1052 |
{ |
1053 |
Invalidate(BRect(1, 1, bounds.right-1, 15)); |
1054 |
} |
1055 |
|
1056 |
|
1057 |
/* |
1058 |
* Set new speedometer value |
1059 |
*/ |
1060 |
|
1061 |
void SpeedoView::SetValue(int speed) |
1062 |
{ |
1063 |
sprintf(speedostr, "%d%%", speed); |
1064 |
} |
1065 |
|
1066 |
|
1067 |
/* |
1068 |
* LED view constructor |
1069 |
*/ |
1070 |
|
1071 |
LEDView::LEDView(BRect frame, const char *label) : BView(frame, "", B_FOLLOW_NONE, B_WILL_DRAW | B_PULSE_NEEDED) |
1072 |
{ |
1073 |
current_state = 0; |
1074 |
the_label = label; |
1075 |
bounds = Bounds(); |
1076 |
SetViewColor(fill_gray); |
1077 |
SetFont(be_plain_font); |
1078 |
} |
1079 |
|
1080 |
|
1081 |
/* |
1082 |
* Draw drive LED |
1083 |
*/ |
1084 |
|
1085 |
void LEDView::Draw(BRect update) |
1086 |
{ |
1087 |
// Draw bevelled border |
1088 |
SetHighColor(shine_gray); |
1089 |
StrokeLine(BPoint(0, bounds.bottom), BPoint(0, 0)); |
1090 |
StrokeLine(BPoint(bounds.right, 0)); |
1091 |
SetHighColor(shadow_gray); |
1092 |
StrokeLine(BPoint(bounds.right, bounds.bottom), BPoint(bounds.right, 1)); |
1093 |
|
1094 |
// Draw label |
1095 |
SetHighColor(0, 0, 0); |
1096 |
SetLowColor(fill_gray); |
1097 |
DrawString(the_label, BPoint(8, 12)); |
1098 |
|
1099 |
// Draw LED |
1100 |
SetHighColor(shadow_gray); |
1101 |
StrokeLine(BPoint(bounds.right-24, 12), BPoint(bounds.right-24, 4)); |
1102 |
StrokeLine(BPoint(bounds.right-8, 4)); |
1103 |
SetHighColor(shine_gray); |
1104 |
StrokeLine(BPoint(bounds.right-23, 12), BPoint(bounds.right-8, 12)); |
1105 |
StrokeLine(BPoint(bounds.right-8, 5)); |
1106 |
DrawLED(); |
1107 |
} |
1108 |
|
1109 |
|
1110 |
/* |
1111 |
* Redraw just the LED |
1112 |
*/ |
1113 |
|
1114 |
void LEDView::DrawLED(void) |
1115 |
{ |
1116 |
Window()->Lock(); |
1117 |
switch (current_state) { |
1118 |
case LED_OFF: |
1119 |
case LED_ERROR_OFF: |
1120 |
SetHighColor(32, 32, 32); |
1121 |
break; |
1122 |
case LED_ON: |
1123 |
SetHighColor(0, 240, 0); |
1124 |
break; |
1125 |
case LED_ERROR_ON: |
1126 |
SetHighColor(240, 0, 0); |
1127 |
break; |
1128 |
} |
1129 |
FillRect(BRect(bounds.right-23, 5, bounds.right-9, 11)); |
1130 |
Window()->Unlock(); |
1131 |
} |
1132 |
|
1133 |
|
1134 |
/* |
1135 |
* Set LED state |
1136 |
*/ |
1137 |
|
1138 |
void LEDView::SetState(int state) |
1139 |
{ |
1140 |
if (state != current_state) { |
1141 |
current_state = state; |
1142 |
DrawLED(); |
1143 |
} |
1144 |
} |
1145 |
|
1146 |
|
1147 |
/* |
1148 |
* Toggle red error LED |
1149 |
*/ |
1150 |
|
1151 |
void LEDView::Pulse(void) |
1152 |
{ |
1153 |
switch (current_state) { |
1154 |
case LED_ERROR_ON: |
1155 |
current_state = LED_ERROR_OFF; |
1156 |
DrawLED(); |
1157 |
break; |
1158 |
case LED_ERROR_OFF: |
1159 |
current_state = LED_ERROR_ON; |
1160 |
DrawLED(); |
1161 |
break; |
1162 |
} |
1163 |
} |
1164 |
|
1165 |
|
1166 |
/* |
1167 |
* Show a requester |
1168 |
*/ |
1169 |
|
1170 |
long ShowRequester(char *str, char *button1, char *button2) |
1171 |
{ |
1172 |
BAlert *the_alert; |
1173 |
|
1174 |
the_alert = new BAlert("", str, button1, button2, NULL, B_WIDTH_AS_USUAL, B_STOP_ALERT); |
1175 |
return the_alert->Go(); |
1176 |
} |