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Serializing and de serializing events

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This commit is contained in:
Krzosa Karol
2024-08-14 08:40:18 +02:00
parent 5fd790bd54
commit cac092a344
4 changed files with 128 additions and 42 deletions
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46
src/basic/string16.cpp
View File

@@ -237,43 +237,35 @@ bool StartsWith(String16 a, String16 start, unsigned ignore_case = false) {
return result;
}
// chop this - :324
String16 ChopNumberEx(String16 *string) {
String16 col = {};
for (int64_t i = string->len - 1; i >= 0; i -= 1) {
String16 SkipNumberEx(String16 *string) {
String16 col = {string->data, 0};
for (int64_t i = 0; i < string->len; i += 1) {
if (IsDigit(string->data[i])) {
col.data = string->data + i;
col.len += 1;
} else if (string->data[i] == L':') {
break;
} else {
return {};
break;
}
}
*string = Chop(*string, col.len + 1);
*string = Skip(*string, col.len);
return col;
}
Int ChopNumber(String16 *string) {
Scratch scratch;
String16 col = ChopNumberEx(string);
Int SkipNumber(String16 *string) {
String16 col = SkipNumberEx(string);
if (col.len == 0) return -1;
String num_string = ToString(scratch, col);
Int result = strtoll(num_string.data, NULL, 10) - 1;
Scratch scratch;
String num_string = ToString(scratch, col);
Int result = strtoll(num_string.data, NULL, 10);
return result;
}
String16 ChopWhitespace(String16 *string) {
String16 new_string = *string;
String16 whitespace = {string->data, 0};
for (int64_t i = 0; i < string->len; i += 1) {
if (IsWhitespace(string->data[i])) {
new_string = Skip(new_string, 1);
whitespace.len += 1;
} else {
break;
}
String16 SkipUntil(String16 *string, String16 str) {
String16 begin = *string;
begin.len = 0;
for (Int i = 0; string->len; begin.len += 1) {
String16 match = GetPrefix(*string, str.len);
if (StartsWith(match, str)) break;
*string = Skip(*string, 1);
}
*string = new_string;
return whitespace;
}
return begin;
}

110
src/text_editor/event.cpp
View File

@@ -1,7 +1,64 @@
bool AppIsRunning = true;
bool WaitForEvents = true;
struct Serializer {
Buffer *buffer;
String16 string;
bool is_writing;
};
enum EventKind {
void Serialize(Serializer *s, String name, Int *datum) {
if (s->is_writing) {
IKnowWhatImDoing_Appendf(s->buffer, "%.*s = %lld, ", FmtString(name), (long long)*datum);
} else {
s->string = Skip(s->string, name.len + 3);
*datum = SkipNumber(&s->string);
s->string = Skip(s->string, 2);
}
}
void Serialize(Serializer *s, String name, uint32_t *datum) {
Int d = *datum;
Serialize(s, name, &d);
}
void Serialize(Serializer *s, String name, uint8_t *datum) {
Int d = *datum;
Serialize(s, name, &d);
}
void Serialize(Serializer *s, String name, int16_t *datum) {
Int d = *datum;
Serialize(s, name, &d);
}
void Serialize(Serializer *s, String name, Vec2 *datum) {
if (s->is_writing) {
IKnowWhatImDoing_Appendf(s->buffer, "%.*s = {%lld, %lld}, ", FmtString(name), (long long)datum->x, (long long)datum->y);
} else {
s->string = Skip(s->string, name.len + 3 + 1);
datum->x = (float)SkipNumber(&s->string);
s->string = Skip(s->string, 2);
datum->y = (float)SkipNumber(&s->string);
s->string = Skip(s->string, 1 + 2);
}
}
void Serialize(Serializer *s, String name, char **text) {
if (s->is_writing) {
String str = *text;
IKnowWhatImDoing_Appendf(s->buffer, "%.*s = \"'%.*s'\", ", FmtString(name), FmtString(str));
} else {
s->string = Skip(s->string, name.len + 3 + 2);
String16 str = SkipUntil(&s->string, L"'\"");
if (str.len) {
Scratch scratch;
String s8 = ToString(scratch, str);
*text = Intern(&GlobalInternTable, s8).data;
}
s->string = Skip(s->string, 2 + 2);
}
}
using EventKind = uint32_t;
enum {
EVENT_NONE,
EVENT_UPDATE,
EVENT_QUIT,
@@ -29,16 +86,40 @@ struct Event {
int16_t xwindow;
int16_t ywindow;
uint8_t clicks;
struct {
uint8_t shift : 1;
uint8_t ctrl : 1;
uint8_t alt : 1;
uint8_t super : 1;
union {
struct {
uint8_t shift : 1;
uint8_t ctrl : 1;
uint8_t alt : 1;
uint8_t super : 1;
};
uint8_t flags;
};
Vec2 wheel;
const char *text;
Vec2 wheel;
char *text;
};
void Serialize(Serializer *s, Event *e) {
if (s->is_writing) {
IKnowWhatImDoing_Appendf(s->buffer, "{");
} else {
s->string = Skip(s->string, 1);
}
Serialize(s, "kind", &e->kind);
Serialize(s, "key", &e->key);
Serialize(s, "xmouse", &e->xmouse);
Serialize(s, "ymouse", &e->ymouse);
Serialize(s, "flags", &e->flags);
Serialize(s, "wheel", &e->wheel);
Serialize(s, "text", &e->text);
if (s->is_writing) {
IKnowWhatImDoing_Appendf(s->buffer, "},\n");
} else {
s->string = Skip(s->string, 3);
Assert(s->string.len == 0);
}
}
inline bool IsMouseEvent(EventKind kind) { return kind >= EVENT_MOUSE_LEFT && kind <= EVENT_MOUSE_MOVE; }
const int DIR_RIGHT = 0;
@@ -49,6 +130,9 @@ const int DIR_COUNT = 4;
const bool CTRL_PRESSED = true;
bool SHIFT_PRESSED = true;
bool AppIsRunning = true;
bool WaitForEvents = true;
#define Press(KEY) (event.key == KEY)
#define Ctrl(KEY) (event.key == KEY && event.ctrl)
#define Shift(KEY) (event.key == KEY && event.shift)
@@ -63,3 +147,9 @@ bool SHIFT_PRESSED = true;
#define Mouse(x) (event.kind == EVENT_MOUSE_##x)
#define MousePress() (Mouse(LEFT) || Mouse(RIGHT) || Mouse(MIDDLE))
#define MouseUp() (Mouse(LEFT_UP) || Mouse(RIGHT_UP) || Mouse(MIDDLE_UP))
// Serializer GetSerializer(Arena *arena, bool is_writing) {
// Serializer s = {arena, is_writing};
// arena->align = 0;
// return s;
// }

11
src/text_editor/management.cpp
View File

@@ -19,8 +19,8 @@ WindowID ScrollbarSelected = {-1};
WindowID DocumentSelected = {-1};
Range DocumentRangeAnchor;
View *GCInfoView;
Buffer *GCInfoBuffer;
Buffer *EventBuffer;
void InitScratchBuffer() {
Allocator sys_allocator = GetSystemAllocator();
@@ -28,8 +28,9 @@ void InitScratchBuffer() {
View *null_view = CreateView(null_buffer->id);
Assert(null_buffer->id == NullBufferID && null_view->id == NullViewID);
GCInfoBuffer = CreateBuffer(sys_allocator, BuffCWD("+gc"));
GCInfoView = CreateView(GCInfoBuffer->id);
GCInfoBuffer = CreateBuffer(sys_allocator, BuffCWD("+gc"));
EventBuffer = CreateBuffer(sys_allocator, BuffCWD("+events"));
EventBuffer->no_history = true;
}
inline bool IsDocumentSelectionValid() {
@@ -424,7 +425,7 @@ void GarbageCollect() {
remove_item = true;
// @todo: add view to free list
Command_Appendf(GCInfoView, "view %.*s", FmtString(buffer->name));
IKnowWhatImDoing_Appendf(GCInfoBuffer, "view %.*s", FmtString(buffer->name));
}
}
@@ -442,7 +443,7 @@ void GarbageCollect() {
remove_item = true;
// @todo: add buffer to free list
Command_Appendf(GCInfoView, "buffer %.*s", FmtString(buffer->name));
IKnowWhatImDoing_Appendf(GCInfoBuffer, "buffer %.*s", FmtString(buffer->name));
} else if (buffer->file_mod_time) {
int64_t new_file_mod_time = GetFileModTime(buffer->name);
if (buffer->file_mod_time != new_file_mod_time) {

3
src/text_editor/text_editor.cpp
View File

@@ -305,6 +305,8 @@ int main(int argc, char **argv)
WindowOpenBufferView(window, it);
}
Serializer ser = {EventBuffer, {}, true};
while (AppIsRunning) {
FrameID += 1;
@@ -312,6 +314,7 @@ int main(int argc, char **argv)
Array<Event> frame_events = GetEventsForFrame(scratch);
For(frame_events) {
if (it.kind == EVENT_QUIT) goto end_of_editor_loop;
Serialize(&ser, &it);
Update(it);
}