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topaz-pizza-timer-amigaos-204
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hacking away at this

This commit is contained in:
John Bintz 2022-10-02 16:59:06 -04:00
commit 3c6cc29c52
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.gitignore vendored Normal file
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*.o

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main: *.c
vamos -c ../.vamosc sc main.c LINK

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#include <stdio.h>
// this is the manual for the original intuition stuff.
// not much here is different: https://ia801905.us.archive.org/33/items/Amiga_Intuition_Reference_Manaual_1985_Adn-Wesley_Publishing_Company/Amiga_Intuition_Reference_Manaual_1985_Addison-Wesley_Publishing_Company.pdf
#include <proto/intuition.h>
#include <proto/dos.h>
#include <proto/exec.h>
#include <proto/diskfont.h>
#include <clib/timer_protos.h>
#include <intuition/gadgetclass.h>
// gadtools gives a proper set of components for building UIs.
// http://amigadev.elowar.com/read/ADCD_2.1/Libraries_Manual_guide/node0278.html
#include <proto/gadtools.h>
#include <proto/graphics.h>
#define WINDOW_WIDTH (240)
#define WINDOW_HEIGHT (100)
#define WINDOW_TITLE "Topaz Timer"
#define WINDOW_CHROME_WIDTH (4)
struct NewWindow winlayout = {
20, 20, // x, y
WINDOW_WIDTH, WINDOW_HEIGHT, // w, h
0, 1, // detailpen, blockpen,
// you have to add the different gadget types you're looking for
// http://amigadev.elowar.com/read/ADCD_2.1/Includes_and_Autodocs_2._guide/node0106.html
IDCMP_CLOSEWINDOW | BUTTONIDCMP | SLIDERIDCMP, // IDCMP flags
WFLG_SMART_REFRESH | WFLG_DRAGBAR | WFLG_DEPTHGADGET | WFLG_CLOSEGADGET | WFLG_ACTIVATE, // window flag from Window struct
NULL, // FirstGadget
NULL, // menu checkmark
WINDOW_TITLE, // title
NULL, // default screen
NULL, // bitmap
WINDOW_WIDTH, WINDOW_HEIGHT, // min size
WINDOW_WIDTH, WINDOW_HEIGHT, // max size,
WBENCHSCREEN // screen where you want the window to open
};
struct TextAttr Topaz80 = { "topaz.font", 8, 0, 0 };
// There's no native 16 pixel Topaz font so we'll use
// diskfont.library to make one.
struct TextAttr Topaz160 = { "topaz.font", 16, 0, 0 };
#define START_STOP_BUTTON_ID 0
#define RESET_BUTTON_ID 1
#define HOURS_SLIDER_ID 2
#define MINUTES_SLIDER_ID 3
#define SECONDS_SLIDER_ID 5
#define TIMER_COUNTDOWN_COUNT 3
struct Window *window;
struct TextFont *topaz80Font;
struct TextFont *topaz160Font;
struct Screen *screen;
void *visualInfo;
struct Gadget *timerGadget;
unsigned int uiHours = 0;
unsigned int uiMinutes = 12;
unsigned int uiSeconds = 0;
unsigned int activeHours;
unsigned int activeMinutes;
unsigned int activeSeconds;
char timerText[9];
BOOL timerIsRunning;
struct Device *TimerBase;
static struct IORequest timereq;
/**
* Initialize system stuff.
*/
int setup() {
// http://amigadev.elowar.com/read/ADCD_2.1/Includes_and_Autodocs_3._guide/node0308.html
// make sure the font exists on the computer
if (NULL == (topaz80Font = OpenFont(&Topaz80))) {
return 0;
}
if (NULL == (topaz160Font = OpenDiskFont(&Topaz160))) {
return 0;
}
if (NULL == (screen = LockPubScreen(NULL))) {
return 0;
}
if (NULL == (visualInfo = GetVisualInfo(screen, TAG_END))) {
return 0;
}
if (0 != (OpenDevice("timer.device", 0, &timereq, 0))) {
return 0;
}
TimerBase = timereq.io_Device;
activeHours = uiHours;
activeMinutes = uiMinutes;
activeSeconds = uiSeconds;
return 1;
}
/**
* Tear down system stuff.
*/
void teardown() {
if (visualInfo) FreeVisualInfo(visualInfo);
if (screen) UnlockPubScreen(NULL, screen);
if (topaz80Font) CloseFont(topaz80Font);
if (topaz160Font) CloseFont(topaz160Font);
if (timereq.io_Device) CloseDevice(&timereq);
}
struct Gadget *buildUI() {
struct NewGadget ng;
struct Gadget *currentGadget;
struct Gadget *glist;
currentGadget = CreateContext(&glist);
ng.ng_LeftEdge = WINDOW_CHROME_WIDTH;
// TODO: constantize these
ng.ng_TopEdge = 11;
ng.ng_Height = 12;
ng.ng_Width = 0;
ng.ng_GadgetText = NULL;
ng.ng_TextAttr = &Topaz80;
ng.ng_VisualInfo = visualInfo;
// TODO: use constants to indicate which gadget is which
ng.ng_GadgetID = NULL;
ng.ng_Flags = PLACETEXT_IN;
// Timer display
ng.ng_Width = WINDOW_WIDTH - WINDOW_CHROME_WIDTH * 2;
ng.ng_TextAttr = &Topaz160;
ng.ng_Height = 20;
timerGadget = currentGadget = CreateGadget(
TEXT_KIND,
currentGadget,
&ng,
GTTX_Text, "",
GTTX_Justification, GTJ_CENTER,
GTTX_Border, TRUE,
TAG_END
);
ng.ng_TextAttr = &Topaz80;
ng.ng_Height = 12;
ng.ng_Width = (WINDOW_WIDTH - WINDOW_CHROME_WIDTH * 2) / 2;
ng.ng_TopEdge += 18;
if (timerIsRunning) {
ng.ng_GadgetText = "_Stop";
} else {
ng.ng_GadgetText = "_Start";
}
ng.ng_GadgetID = START_STOP_BUTTON_ID;
currentGadget = CreateGadget(
BUTTON_KIND,
currentGadget,
&ng,
GT_Underscore, '_',
TAG_END
);
ng.ng_LeftEdge += (WINDOW_WIDTH - WINDOW_CHROME_WIDTH * 2) / 2;
ng.ng_GadgetText = "_Reset";
ng.ng_GadgetID = RESET_BUTTON_ID;
currentGadget = CreateGadget(
BUTTON_KIND,
currentGadget,
&ng,
GT_Underscore, '_',
GA_Disabled, timerIsRunning,
TAG_END
);
ng.ng_LeftEdge = 85;
ng.ng_Width = (WINDOW_WIDTH - WINDOW_CHROME_WIDTH * 2) - 85 + 4;
ng.ng_TopEdge += 12;
ng.ng_GadgetText = "Hours: ";
ng.ng_Flags = PLACETEXT_LEFT;
ng.ng_GadgetID = HOURS_SLIDER_ID;
currentGadget = CreateGadget(
SLIDER_KIND,
currentGadget,
&ng,
GT_Underscore, '_',
GTSL_Min, 0,
GTSL_Max, 23,
GTSL_Level, uiHours,
GTSL_MaxLevelLen, 2,
GTSL_LevelFormat, "%2ld",
GA_Disabled, timerIsRunning,
TAG_END
);
ng.ng_TopEdge += 12;
ng.ng_GadgetText = "Mins: ";
ng.ng_GadgetID = MINUTES_SLIDER_ID;
currentGadget = CreateGadget(
SLIDER_KIND,
currentGadget,
&ng,
GT_Underscore, '_',
GTSL_Min, 0,
GTSL_Max, 59,
GTSL_Level, uiMinutes,
GTSL_MaxLevelLen, 2,
GTSL_LevelFormat, "%2ld",
GA_Disabled, timerIsRunning,
TAG_END
);
ng.ng_TopEdge += 12;
ng.ng_GadgetText = "Secs: ";
ng.ng_GadgetID = SECONDS_SLIDER_ID;
currentGadget = CreateGadget(
SLIDER_KIND,
currentGadget,
&ng,
GT_Underscore, '_',
GTSL_Min, 0,
GTSL_Max, 59,
GTSL_Level, uiSeconds,
GTSL_MaxLevelLen, 2,
GTSL_LevelFormat, "%2ld",
GA_Disabled, timerIsRunning,
TAG_END
);
return glist;
}
void setTimerText() {
// TODO: don't rerender if the time hasn't changed
sprintf(timerText, "%02d:%02d:%02d", activeHours, activeMinutes, activeSeconds);
GT_SetGadgetAttrs(
timerGadget,
window,
NULL,
GTTX_Text, &timerText,
TAG_DONE
);
}
int main() {
struct Gadget *gad;
BOOL terminated = FALSE;
BOOL rerenderTimer = FALSE;
struct IntuiMessage *iMessage;
struct Gadget *targetGadget;
struct timeval currentSystemTime;
unsigned int timerRerenderCountdown = 0;
// timeval tv_secs is ULONG and that will let us have accurate
// time counting via timer.device.
ULONG timerStartTime, timerDistance, timerBuild;
timerIsRunning = FALSE;
if (0 == setup()) {
teardown();
return 1;
}
GetSysTime(&currentSystemTime);
timerStartTime = currentSystemTime.tv_secs;
window = OpenWindow(&winlayout);
gad = buildUI();
// use -1 for working with all gadgets
AddGList(window, gad, -1, -1, NULL);
RefreshGList(gad, window, NULL, -1);
GT_RefreshWindow(window, NULL);
setTimerText();
// what the fuck, you have to set the labels afterwards?
// you know what, it's better if it's explicit rather than the
// pointer shit it was trying to do before.
//GT_SetGadgetAttrs(one, window, NULL, GTTX_Text, "wow", TAG_DONE);
// after doing anything with gadgets, you need to refresh them
//RefreshGList(gad, window, NULL, 3);
// you son of a bitch, this is what you need
printf("sig signal %d\n", window->UserPort->mp_SigBit);
while (!terminated) {
// what is a userport on a window
// http://amigadev.elowar.com/read/ADCD_2.1/Libraries_Manual_guide/node02EB.html
// http://www.amigadev.elowar.com/read/ADCD_2.1/Includes_and_Autodocs_2._guide/node038A.html
//WaitPort(window->UserPort);
// but we need a timer
// this shoud be responsive enoug
Delay(4);
if (timerIsRunning) {
timerRerenderCountdown += 1;
if (timerRerenderCountdown > TIMER_COUNTDOWN_COUNT) {
timerRerenderCountdown = 0;
GetSysTime(&currentSystemTime);
timerDistance = currentSystemTime.tv_secs - timerStartTime;
timerBuild = (uiHours * 3600 + uiMinutes * 60 + uiSeconds) - timerDistance;
activeHours = timerBuild / 3600;
activeMinutes = timerBuild / 60 % 60;
activeSeconds = timerBuild % 60;
setTimerText();
}
}
while ((!terminated) && (iMessage = GT_GetIMsg(window->UserPort))) {
switch (iMessage->Class) {
case IDCMP_GADGETUP:
targetGadget = (struct Gadget *)iMessage->IAddress;
switch (targetGadget->GadgetID) {
case START_STOP_BUTTON_ID:
timerIsRunning = !timerIsRunning;
if (timerIsRunning) {
GetSysTime(&currentSystemTime);
timerStartTime = currentSystemTime.tv_secs;
timerRerenderCountdown = 0;
rerenderTimer = TRUE;
}
RemoveGList(window, gad, -1);
FreeGadgets(gad);
gad = buildUI();
AddGList(window, gad, -1, -1, NULL);
RefreshGList(gad, window, NULL, -1);
GT_RefreshWindow(window, NULL);
break;
case RESET_BUTTON_ID:
rerenderTimer = TRUE;
activeHours = uiHours;
activeMinutes = uiMinutes;
activeSeconds = uiSeconds;
break;
}
break;
case IDCMP_MOUSEMOVE:
targetGadget = (struct Gadget *)iMessage->IAddress;
switch (targetGadget->GadgetID) {
case HOURS_SLIDER_ID:
activeHours = uiHours = iMessage->Code;
rerenderTimer = TRUE;
break;
case MINUTES_SLIDER_ID:
activeMinutes = uiMinutes = iMessage->Code;
rerenderTimer = TRUE;
break;
case SECONDS_SLIDER_ID:
activeSeconds = uiSeconds = iMessage->Code;
rerenderTimer = TRUE;
break;
}
break;
case IDCMP_CLOSEWINDOW:
terminated = TRUE;
break;
case IDCMP_REFRESHWINDOW:
GT_BeginRefresh(window);
GT_EndRefresh(window, TRUE);
break;
}
if (rerenderTimer) {
setTimerText();
rerenderTimer = FALSE;
}
}
}
RemoveGList(window, gad, -1);
FreeGadgets(gad);
if (window) {
CloseWindow(window);
}
teardown();
return 0;
}

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main.lnk Normal file
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FROM LIB:c.o "main.o"
TO "main"
LIB LIB:sc.lib LIB:amiga.lib